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253231542012000 = 25353235771590131
BaseRepresentation
bin111001100101000000010000…
…000110111000100001100000
31020012121200212120012111211110
4321211000100012320201200
5231142421144223341000
62254324544151143320
7104224242451651506
oct7145002006704140
91205550776174743
10253231542012000
1173761991807822
1224499b77074b40
13ab3b82a507836
14467668736c676
151e42200a88850
hexe650101b8860

253231542012000 has 384 divisors, whose sum is σ = 867156326120448. Its totient is φ = 64480407552000.

The previous prime is 253231542011989. The next prime is 253231542012017. The reversal of 253231542012000 is 210245132352.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 158456935 + ... + 160047065.

It is an arithmetic number, because the mean of its divisors is an integer number (2258219599272).

Almost surely, 2253231542012000 is an apocalyptic number.

253231542012000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 253231542012000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (433578163060224).

253231542012000 is an abundant number, since it is smaller than the sum of its proper divisors (613924784108448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253231542012000 is a wasteful number, since it uses less digits than its factorization.

253231542012000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1590759 (or 1590741 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 253231542012000 its reverse (210245132352), we get a palindrome (253441787144352).

The spelling of 253231542012000 in words is "two hundred fifty-three trillion, two hundred thirty-one billion, five hundred forty-two million, twelve thousand".