66008315708 has 24 divisors (see below), whose sum is σ = 117597659760. Its totient is φ = 32410177280.

The previous prime is 66008315699. The next prime is 66008315753. The reversal of 66008315708 is 80751380066.

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, 73460 + ... + 370692.

It is an arithmetic number, because the mean of its divisors is an integer number (4899902490).

Almost surely, 2^66008315708 is an apocalyptic number.

It is an amenable number.

66008315708 is a deficient number, since it is larger than the sum of its proper divisors (51589344052).

66008315708 is a wasteful number, since it uses less digits than its factorization.

66008315708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298237 (or 298235 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 66008315708 in words is "sixty-six billion, eight million, three hundred fifteen thousand, seven hundred eight".