64952555 has 8 divisors (see below), whose sum is σ = 78658800. Its totient is φ = 51484896.

The previous prime is 64952539. The next prime is 64952561. The reversal of 64952555 is 55525946.

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 64952555 - 2⁴ = 64952539 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59045 + ... + 60134.

It is an arithmetic number, because the mean of its divisors is an integer number (9832350).

Almost surely, 2^64952555 is an apocalyptic number.

64952555 is a deficient number, since it is larger than the sum of its proper divisors (13706245).

64952555 is a wasteful number, since it uses less digits than its factorization.

64952555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119293.

The product of its digits is 270000, while the sum is 41.

The square root of 64952555 is about 8059.3147971772. The cubic root of 64952555 is about 401.9747246965.

The spelling of 64952555 in words is "sixty-four million, nine hundred fifty-two thousand, five hundred fifty-five".