16157152056 has 128 divisors (see below), whose sum is σ = 44690688000. Its totient is φ = 4844873088.

The previous prime is 16157152051. The next prime is 16157152069. The reversal of 16157152056 is 65025175161.

It is a happy number.

It is a super-2 number, since 2×16157152056² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16157152051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1452291 + ... + 1463373.

It is an arithmetic number, because the mean of its divisors is an integer number (349146000).

Almost surely, 2^16157152056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16157152056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22345344000).

16157152056 is an abundant number, since it is smaller than the sum of its proper divisors (28533535944).

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

16157152056 is a wasteful number, since it uses less digits than its factorization.

16157152056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11273 (or 11269 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 39.

The spelling of 16157152056 in words is "sixteen billion, one hundred fifty-seven million, one hundred fifty-two thousand, fifty-six".