156113505394 has 24 divisors (see below), whose sum is σ = 297165969648. Its totient is φ = 60823443240.

The previous prime is 156113505349. The next prime is 156113505413. The reversal of 156113505394 is 493505311651.

It is a self number, because there is not a number n which added to its sum of digits gives 156113505394.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72407784 + ... + 72409939.

It is an arithmetic number, because the mean of its divisors is an integer number (12381915402).

Almost surely, 2^156113505394 is an apocalyptic number.

156113505394 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

156113505394 is a deficient number, since it is larger than the sum of its proper divisors (141052464254).

156113505394 is a wasteful number, since it uses less digits than its factorization.

156113505394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144817750 (or 144817743 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 43.

The spelling of 156113505394 in words is "one hundred fifty-six billion, one hundred thirteen million, five hundred five thousand, three hundred ninety-four".