16538702145258 has 16 divisors (see below), whose sum is σ = 35023133954880. Its totient is φ = 5188612437696.

The previous prime is 16538702145247. The next prime is 16538702145281. The reversal of 16538702145258 is 85254120783561.

It is a junction number, because it is equal to n+sod(n) for n = 16538702145198 and 16538702145207.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81072069238 + ... + 81072069441.

It is an arithmetic number, because the mean of its divisors is an integer number (2188945872180).

Almost surely, 2^{16538702145258} is an apocalyptic number.

16538702145258 is an abundant number, since it is smaller than the sum of its proper divisors (18484431809622).

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

16538702145258 is a wasteful number, since it uses less digits than its factorization.

16538702145258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162144138701.

The product of its (nonzero) digits is 16128000, while the sum is 57.

The spelling of 16538702145258 in words is "sixteen trillion, five hundred thirty-eight billion, seven hundred two million, one hundred forty-five thousand, two hundred fifty-eight".