156685364 has 24 divisors (see below), whose sum is σ = 299959968. Its totient is φ = 71022240.

The previous prime is 156685363. The next prime is 156685367. The reversal of 156685364 is 463586651.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156685363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11639 + ... + 21185.

It is an arithmetic number, because the mean of its divisors is an integer number (12498332).

Almost surely, 2^156685364 is an apocalyptic number.

It is an amenable number.

156685364 is a deficient number, since it is larger than the sum of its proper divisors (143274604).

156685364 is a wasteful number, since it uses less digits than its factorization.

156685364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9935 (or 9933 counting only the distinct ones).

The product of its digits is 518400, while the sum is 44.

The square root of 156685364 is about 12517.4024461947. The cubic root of 156685364 is about 539.1084557038.

The spelling of 156685364 in words is "one hundred fifty-six million, six hundred eighty-five thousand, three hundred sixty-four".