66707003376 has 60 divisors (see below), whose sum is σ = 201047501928. Its totient is φ = 20525231232.

The previous prime is 66707003353. The next prime is 66707003381. The reversal of 66707003376 is 67330070766.

It is a super-3 number, since 3×66707003376³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17815170 + ... + 17818913.

Almost surely, 2^66707003376 is an apocalyptic number.

It is an amenable number.

66707003376 is an abundant number, since it is smaller than the sum of its proper divisors (134340498552).

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

66707003376 is a wasteful number, since it uses less digits than its factorization.

66707003376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35634110 (or 35634101 counting only the distinct ones).

The product of its (nonzero) digits is 666792, while the sum is 45.

The spelling of 66707003376 in words is "sixty-six billion, seven hundred seven million, three thousand, three hundred seventy-six".