77627164 has 12 divisors (see below), whose sum is σ = 135914184. Its totient is φ = 38794544.

The previous prime is 77627153. The next prime is 77627201. The reversal of 77627164 is 46172677.

It is a super-3 number, since 3×77627164³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 8547 + ... + 15109.

It is an arithmetic number, because the mean of its divisors is an integer number (11326182).

Almost surely, 2^77627164 is an apocalyptic number.

It is an amenable number.

77627164 is a deficient number, since it is larger than the sum of its proper divisors (58287020).

77627164 is a wasteful number, since it uses less digits than its factorization.

77627164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9524 (or 9522 counting only the distinct ones).

The product of its digits is 98784, while the sum is 40.

The square root of 77627164 is about 8810.6279004393. The cubic root of 77627164 is about 426.5840109526.

The spelling of 77627164 in words is "seventy-seven million, six hundred twenty-seven thousand, one hundred sixty-four".