66050600500656 has 120 divisors (see below), whose sum is σ = 184929755310560. Its totient is φ = 22007363309568.

The previous prime is 66050600500609. The next prime is 66050600500663. The reversal of 66050600500656 is 65600500605066.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4652426550 + ... + 4652440746.

Almost surely, 2^{66050600500656} is an apocalyptic number.

It is an amenable number.

66050600500656 is an abundant number, since it is smaller than the sum of its proper divisors (118879154809904).

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

66050600500656 is a wasteful number, since it uses less digits than its factorization.

66050600500656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25883 (or 25874 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 45.

The spelling of 66050600500656 in words is "sixty-six trillion, fifty billion, six hundred million, five hundred thousand, six hundred fifty-six".