156691364 has 24 divisors (see below), whose sum is σ = 288214080. Its totient is φ = 74394144.

The previous prime is 156691349. The next prime is 156691369. The reversal of 156691364 is 463196651.

It is not an unprimeable number, because it can be changed into a prime (156691369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6662 + ... + 18914.

It is an arithmetic number, because the mean of its divisors is an integer number (12008920).

Almost surely, 2^156691364 is an apocalyptic number.

It is an amenable number.

156691364 is a deficient number, since it is larger than the sum of its proper divisors (131522716).

156691364 is a wasteful number, since it uses less digits than its factorization.

156691364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12419 (or 12417 counting only the distinct ones).

The product of its digits is 116640, while the sum is 41.

The square root of 156691364 is about 12517.6421102379. The cubic root of 156691364 is about 539.1153370303.

The spelling of 156691364 in words is "one hundred fifty-six million, six hundred ninety-one thousand, three hundred sixty-four".