156782152103838 has 16 divisors (see below), whose sum is σ = 313565059664640. Its totient is φ = 52260591458456.

The previous prime is 156782152103831. The next prime is 156782152103881. The reversal of 156782152103838 is 838301251287651.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156782152103831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28761420 + ... + 33775487.

It is an arithmetic number, because the mean of its divisors is an integer number (19597816229040).

Almost surely, 2^{156782152103838} is an apocalyptic number.

156782152103838 is an abundant number, since it is smaller than the sum of its proper divisors (156782907560802).

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

156782152103838 is a wasteful number, since it uses less digits than its factorization.

156782152103838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62954751.

The product of its (nonzero) digits is 19353600, while the sum is 60.

The spelling of 156782152103838 in words is "one hundred fifty-six trillion, seven hundred eighty-two billion, one hundred fifty-two million, one hundred three thousand, eight hundred thirty-eight".