666070252076 has 12 divisors (see below), whose sum is σ = 1182040166160. Its totient is φ = 328344490320.

The previous prime is 666070252061. The next prime is 666070252087. The reversal of 666070252076 is 670252070666.

It is a self number, because there is not a number n which added to its sum of digits gives 666070252076.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1172658611 + ... + 1172659178.

It is an arithmetic number, because the mean of its divisors is an integer number (98503347180).

Almost surely, 2^666070252076 is an apocalyptic number.

It is an amenable number.

666070252076 is a deficient number, since it is larger than the sum of its proper divisors (515969914084).

666070252076 is a wasteful number, since it uses less digits than its factorization.

666070252076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2345317864 (or 2345317862 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 47.

The spelling of 666070252076 in words is "six hundred sixty-six billion, seventy million, two hundred fifty-two thousand, seventy-six".