66700670700374 has 8 divisors (see below), whose sum is σ = 100052670779208. Its totient is φ = 33349780440640.

The previous prime is 66700670700347. The next prime is 66700670700407. The reversal of 66700670700374 is 47300707600766.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 277304507 + ... + 277544934.

It is an arithmetic number, because the mean of its divisors is an integer number (12506583847401).

Almost surely, 2^{66700670700374} is an apocalyptic number.

66700670700374 is a deficient number, since it is larger than the sum of its proper divisors (33352000078834).

66700670700374 is a wasteful number, since it uses less digits than its factorization.

66700670700374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554909550.

The product of its (nonzero) digits is 6223392, while the sum is 53.

The spelling of 66700670700374 in words is "sixty-six trillion, seven hundred billion, six hundred seventy million, seven hundred thousand, three hundred seventy-four".