156056505630 has 64 divisors (see below), whose sum is σ = 376227678528. Its totient is φ = 41427348480.

The previous prime is 156056505593. The next prime is 156056505673. The reversal of 156056505630 is 36505650651.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9408024 + ... + 9424596.

It is an arithmetic number, because the mean of its divisors is an integer number (5878557477).

Almost surely, 2^156056505630 is an apocalyptic number.

156056505630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

156056505630 is an abundant number, since it is smaller than the sum of its proper divisors (220171172898).

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

156056505630 is a wasteful number, since it uses less digits than its factorization.

156056505630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17981.

The product of its (nonzero) digits is 405000, while the sum is 42.

The spelling of 156056505630 in words is "one hundred fifty-six billion, fifty-six million, five hundred five thousand, six hundred thirty".