156876867482727 has 128 divisors (see below), whose sum is σ = 261161261475840. Its totient is φ = 81760661176320.

The previous prime is 156876867482701. The next prime is 156876867482729. The reversal of 156876867482727 is 727284768678651.

It is not a de Polignac number, because 156876867482727 - 2¹¹ = 156876867480679 is a prime.

It is a super-2 number, since 2×156876867482727² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 156876867482727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156876867482729) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 989174577 + ... + 989333157.

It is an arithmetic number, because the mean of its divisors is an integer number (2040322355280).

Almost surely, 2^{156876867482727} is an apocalyptic number.

156876867482727 is a deficient number, since it is larger than the sum of its proper divisors (104284393993113).

156876867482727 is a wasteful number, since it uses less digits than its factorization.

156876867482727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159353.

The product of its digits is 21242511360, while the sum is 84.

The spelling of 156876867482727 in words is "one hundred fifty-six trillion, eight hundred seventy-six billion, eight hundred sixty-seven million, four hundred eighty-two thousand, seven hundred twenty-seven".