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472158720000 = 21236541123
BaseRepresentation
bin1101101111011101101…
…10100101000000000000
31200010201112221011000000
412313232312211000000
530213440113020000
61000523504000000
746053350620662
oct6675666450000
91603645834000
10472158720000
11172272319790
1277611000000
13356a8092cb6
1418bd178c532
15c4367c0000
hex6deeda5000

472158720000 has 1820 divisors, whose sum is σ = 2013727076064. Its totient is φ = 109486080000.

The previous prime is 472158719957. The next prime is 472158720049. The reversal of 472158720000 is 27851274.

472158720000 is a `hidden beast` number, since 4 + 72 + 1 + 587 + 2 + 0 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nialpdrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 139 ways as a sum of consecutive naturals, for example, 20528639989 + ... + 20528640011.

Almost surely, 2472158720000 is an apocalyptic number.

472158720000 is a gapful number since it is divisible by the number (40) 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 472158720000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1006863538032).

472158720000 is an abundant number, since it is smaller than the sum of its proper divisors (1541568356064).

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

472158720000 is an frugal number, since it uses more digits than its factorization.

472158720000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96 (or 44 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 36.

The spelling of 472158720000 in words is "four hundred seventy-two billion, one hundred fifty-eight million, seven hundred twenty thousand".