16453707170556 has 48 divisors (see below), whose sum is σ = 40413285884160. Its totient is φ = 5195821155840.

The previous prime is 16453707170447. The next prime is 16453707170561. The reversal of 16453707170556 is 65507170735461.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a junction number, because it is equal to n+sod(n) for n = 16453707170496 and 16453707170505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13914745 + ... + 15050831.

It is an arithmetic number, because the mean of its divisors is an integer number (841943455920).

Almost surely, 2^{16453707170556} is an apocalyptic number.

It is an amenable number.

16453707170556 is an abundant number, since it is smaller than the sum of its proper divisors (23959578713604).

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

16453707170556 is a wasteful number, since it uses less digits than its factorization.

16453707170556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1199634 (or 1199632 counting only the distinct ones).

The product of its (nonzero) digits is 18522000, while the sum is 57.

The spelling of 16453707170556 in words is "sixteen trillion, four hundred fifty-three billion, seven hundred seven million, one hundred seventy thousand, five hundred fifty-six".