156641536 has 36 divisors (see below), whose sum is σ = 331072812. Its totient is φ = 73711616.

The previous prime is 156641521. The next prime is 156641579. The reversal of 156641536 is 635146651.

156641536 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 131239936 + 25401600 = 11456^2 + 5040^2 .

It is a junction number, because it is equal to n+sod(n) for n = 156641495 and 156641504.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13645 + ... + 22348.

It is an arithmetic number, because the mean of its divisors is an integer number (9196467).

Almost surely, 2^156641536 is an apocalyptic number.

156641536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

156641536 is an abundant number, since it is smaller than the sum of its proper divisors (174431276).

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

156641536 is an equidigital number, since it uses as much as digits as its factorization.

156641536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36026 (or 36012 counting only the distinct ones).

The product of its digits is 64800, while the sum is 37.

The square root of 156641536 is about 12515.6516410453. The cubic root of 156641536 is about 539.0581845782.

The spelling of 156641536 in words is "one hundred fifty-six million, six hundred forty-one thousand, five hundred thirty-six".