66700364 has 6 divisors (see below), whose sum is σ = 116725644. Its totient is φ = 33350180.

The previous prime is 66700363. The next prime is 66700369. The reversal of 66700364 is 46300766.

It is a self number, because there is not a number n which added to its sum of digits gives 66700364.

It is not an unprimeable number, because it can be changed into a prime (66700363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8337542 + ... + 8337549.

It is an arithmetic number, because the mean of its divisors is an integer number (19454274).

Almost surely, 2^66700364 is an apocalyptic number.

It is an amenable number.

66700364 is a deficient number, since it is larger than the sum of its proper divisors (50025280).

66700364 is a wasteful number, since it uses less digits than its factorization.

66700364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16675095 (or 16675093 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 66700364 is about 8167.0290803939. The cubic root of 66700364 is about 405.5484395268.

The spelling of 66700364 in words is "sixty-six million, seven hundred thousand, three hundred sixty-four".