64164655 has 8 divisors (see below), whose sum is σ = 77335200. Its totient is φ = 51106656.

The previous prime is 64164649. The next prime is 64164719. The reversal of 64164655 is 55646146.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 64164655 - 2²³ = 55776047 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26875 + ... + 29164.

It is an arithmetic number, because the mean of its divisors is an integer number (9666900).

Almost surely, 2^64164655 is an apocalyptic number.

64164655 is a deficient number, since it is larger than the sum of its proper divisors (13170545).

64164655 is a wasteful number, since it uses less digits than its factorization.

64164655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56273.

The product of its digits is 86400, while the sum is 37.

The square root of 64164655 is about 8010.2843270386. The cubic root of 64164655 is about 400.3427374936.

The spelling of 64164655 in words is "sixty-four million, one hundred sixty-four thousand, six hundred fifty-five".