66054364 has 24 divisors (see below), whose sum is σ = 120814848. Its totient is φ = 31568880.

The previous prime is 66054343. The next prime is 66054371. The reversal of 66054364 is 46345066.

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, 3999 + ... + 12169.

It is an arithmetic number, because the mean of its divisors is an integer number (5033952).

Almost surely, 2^66054364 is an apocalyptic number.

It is an amenable number.

66054364 is a deficient number, since it is larger than the sum of its proper divisors (54760484).

66054364 is a wasteful number, since it uses less digits than its factorization.

66054364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8265 (or 8263 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 66054364 is about 8127.3835888310. The cubic root of 66054364 is about 404.2349301827.

The spelling of 66054364 in words is "sixty-six million, fifty-four thousand, three hundred sixty-four".