156138310756 has 24 divisors (see below), whose sum is σ = 273607737984. Its totient is φ = 77964736800.

The previous prime is 156138310753. The next prime is 156138310813. The reversal of 156138310756 is 657013831651.

It is not an unprimeable number, because it can be changed into a prime (156138310753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12572406 + ... + 12584818.

It is an arithmetic number, because the mean of its divisors is an integer number (11400322416).

Almost surely, 2^156138310756 is an apocalyptic number.

It is an amenable number.

156138310756 is a deficient number, since it is larger than the sum of its proper divisors (117469427228).

156138310756 is a wasteful number, since it uses less digits than its factorization.

156138310756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16371 (or 16369 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 46.

The spelling of 156138310756 in words is "one hundred fifty-six billion, one hundred thirty-eight million, three hundred ten thousand, seven hundred fifty-six".