156457850838 has 8 divisors (see below), whose sum is σ = 312915701688. Its totient is φ = 52152616944.

The previous prime is 156457850807. The next prime is 156457850839. The reversal of 156457850838 is 838058754651.

It is a sphenic number, since it is the product of 3 distinct primes.

156457850838 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156457850839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13038154231 + ... + 13038154242.

It is an arithmetic number, because the mean of its divisors is an integer number (39114462711).

Almost surely, 2^156457850838 is an apocalyptic number.

156457850838 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

156457850838 is a wasteful number, since it uses less digits than its factorization.

156457850838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26076308478.

The product of its (nonzero) digits is 32256000, while the sum is 60.

The spelling of 156457850838 in words is "one hundred fifty-six billion, four hundred fifty-seven million, eight hundred fifty thousand, eight hundred thirty-eight".