66552364 has 12 divisors (see below), whose sum is σ = 122596600. Its totient is φ = 31524768.

The previous prime is 66552337. The next prime is 66552371. The reversal of 66552364 is 46325566.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 437769 + ... + 437920.

Almost surely, 2^66552364 is an apocalyptic number.

It is an amenable number.

66552364 is a deficient number, since it is larger than the sum of its proper divisors (56044236).

66552364 is a wasteful number, since it uses less digits than its factorization.

66552364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875712 (or 875710 counting only the distinct ones).

The product of its digits is 129600, while the sum is 37.

The square root of 66552364 is about 8157.9632261981. The cubic root of 66552364 is about 405.2482631685.

The spelling of 66552364 in words is "sixty-six million, five hundred fifty-two thousand, three hundred sixty-four".