156855002227 has 16 divisors (see below), whose sum is σ = 205852089600. Its totient is φ = 115791798240.

The previous prime is 156855002221. The next prime is 156855002233. The reversal of 156855002227 is 722200558651.

It is an interprime number because it is at equal distance from previous prime (156855002221) and next prime (156855002233).

It is a cyclic number.

It is not a de Polignac number, because 156855002227 - 2¹¹ = 156855000179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (156855002221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53605852 + ... + 53608777.

It is an arithmetic number, because the mean of its divisors is an integer number (12865755600).

Almost surely, 2^156855002227 is an apocalyptic number.

156855002227 is a deficient number, since it is larger than the sum of its proper divisors (48997087373).

156855002227 is a wasteful number, since it uses less digits than its factorization.

156855002227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107214666.

The product of its (nonzero) digits is 336000, while the sum is 43.

The spelling of 156855002227 in words is "one hundred fifty-six billion, eight hundred fifty-five million, two thousand, two hundred twenty-seven".