167965664 has 12 divisors (see below), whose sum is σ = 330682464. Its totient is φ = 83982816.

The previous prime is 167965663. The next prime is 167965669. The reversal of 167965664 is 466569761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167965663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2624432 + ... + 2624495.

It is an arithmetic number, because the mean of its divisors is an integer number (27556872).

Almost surely, 2^167965664 is an apocalyptic number.

It is an amenable number.

167965664 is a deficient number, since it is larger than the sum of its proper divisors (162716800).

167965664 is an equidigital number, since it uses as much as digits as its factorization.

167965664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5248937 (or 5248929 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 50.

The square root of 167965664 is about 12960.1567891750. The cubic root of 167965664 is about 551.7472412782.

The spelling of 167965664 in words is "one hundred sixty-seven million, nine hundred sixty-five thousand, six hundred sixty-four".