156036264225 has 12 divisors (see below), whose sum is σ = 257979956976. Its totient is φ = 83219340880.

The previous prime is 156036264217. The next prime is 156036264227. The reversal of 156036264225 is 522462630651.

It is not a de Polignac number, because 156036264225 - 2³ = 156036264217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (156036264227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1040241687 + ... + 1040241836.

It is an arithmetic number, because the mean of its divisors is an integer number (21498329748).

Almost surely, 2^156036264225 is an apocalyptic number.

156036264225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

156036264225 is a deficient number, since it is larger than the sum of its proper divisors (101943692751).

156036264225 is a wasteful number, since it uses less digits than its factorization.

156036264225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2080483536 (or 2080483531 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

Adding to 156036264225 its reverse (522462630651), we get a palindrome (678498894876).

The spelling of 156036264225 in words is "one hundred fifty-six billion, thirty-six million, two hundred sixty-four thousand, two hundred twenty-five".