156993407012058 has 32 divisors (see below), whose sum is σ = 314744536244160. Its totient is φ = 52204858043520.

The previous prime is 156993407012027. The next prime is 156993407012063. The reversal of 156993407012058 is 850210704399651.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 156993407011992 and 156993407012010.

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, 66354841 + ... + 68680067.

It is an arithmetic number, because the mean of its divisors is an integer number (9835766757630).

It is a 1-persistent number, because it is pandigital, but 2⋅156993407012058 = 313986814024116 is not.

Almost surely, 2^{156993407012058} is an apocalyptic number.

156993407012058 is an abundant number, since it is smaller than the sum of its proper divisors (157751129232102).

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

156993407012058 is a wasteful number, since it uses less digits than its factorization.

156993407012058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2352382.

The product of its (nonzero) digits is 16329600, while the sum is 60.

The spelling of 156993407012058 in words is "one hundred fifty-six trillion, nine hundred ninety-three billion, four hundred seven million, twelve thousand, fifty-eight".