66056360 has 16 divisors (see below), whose sum is σ = 148626900. Its totient is φ = 26422528.

The previous prime is 66056317. The next prime is 66056377. The reversal of 66056360 is 6365066.

It can be written as a sum of positive squares in 2 ways, for example, as 65060356 + 996004 = 8066^2 + 998^2 .

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, 825665 + ... + 825744.

Almost surely, 2^66056360 is an apocalyptic number.

It is an amenable number.

66056360 is an abundant number, since it is smaller than the sum of its proper divisors (82570540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66056360 is a wasteful number, since it uses less digits than its factorization.

66056360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651420 (or 1651416 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 66056360 is about 8127.5063826490. The cubic root of 66056360 is about 404.2390018026.

The spelling of 66056360 in words is "sixty-six million, fifty-six thousand, three hundred sixty".