156934381824 has 360 divisors, whose sum is σ = 518905537920. Its totient is φ = 46772121600.

The previous prime is 156934381819. The next prime is 156934381853. The reversal of 156934381824 is 428183439651.

It is a happy number.

156934381824 is a `hidden beast` number, since 1 + 569 + 3 + 43 + 8 + 18 + 24 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 13908217 + ... + 13919495.

It is an arithmetic number, because the mean of its divisors is an integer number (1441404272).

Almost surely, 2^156934381824 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 156934381824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (259452768960).

156934381824 is an abundant number, since it is smaller than the sum of its proper divisors (361971156096).

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

156934381824 is a wasteful number, since it uses less digits than its factorization.

156934381824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11379 (or 11356 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 54.

The spelling of 156934381824 in words is "one hundred fifty-six billion, nine hundred thirty-four million, three hundred eighty-one thousand, eight hundred twenty-four".