156605506332 has 48 divisors (see below), whose sum is σ = 402741841152. Its totient is φ = 46966970880.

The previous prime is 156605506249. The next prime is 156605506391. The reversal of 156605506332 is 233605506651.

It is a super-2 number, since 2×156605506332² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6102688 + ... + 6128295.

It is an arithmetic number, because the mean of its divisors is an integer number (8390455024).

Almost surely, 2^156605506332 is an apocalyptic number.

156605506332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

156605506332 is an abundant number, since it is smaller than the sum of its proper divisors (246136334820).

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

156605506332 is a wasteful number, since it uses less digits than its factorization.

156605506332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12231098 (or 12231096 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 42.

The spelling of 156605506332 in words is "one hundred fifty-six billion, six hundred five million, five hundred six thousand, three hundred thirty-two".