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2152116164160 = 26355174337861
BaseRepresentation
bin11111010100010100000…
…111101001011001000000
321121201222200020122100000
4133110110013221121000
5240230013214223120
64324400222200000
7311325305365104
oct37242407513100
97551880218300
102152116164160
1175a786518436
122a9117423000
13127c36370b71
147623d2d7904
153aeac768990
hex1f5141e9640

2152116164160 has 672 divisors, whose sum is σ = 8317352115072. Its totient is φ = 527563653120.

The previous prime is 2152116164147. The next prime is 2152116164167. The reversal of 2152116164160 is 614616112512.

2152116164160 is a `hidden beast` number, since 2 + 1 + 5 + 2 + 1 + 1 + 6 + 1 + 641 + 6 + 0 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (2152116164167) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 56823630 + ... + 56861490.

It is an arithmetic number, because the mean of its divisors is an integer number (12377012076).

Almost surely, 22152116164160 is an apocalyptic number.

2152116164160 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 2152116164160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4158676057536).

2152116164160 is an abundant number, since it is smaller than the sum of its proper divisors (6165235950912).

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

2152116164160 is a wasteful number, since it uses less digits than its factorization.

2152116164160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37953 (or 37931 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The spelling of 2152116164160 in words is "two trillion, one hundred fifty-two billion, one hundred sixteen million, one hundred sixty-four thousand, one hundred sixty".