70661071106656 has 12 divisors (see below), whose sum is σ = 139113983741292. Its totient is φ = 35330535553312.

The previous prime is 70661071106627. The next prime is 70661071106761. The reversal of 70661071106656 is 65660117016607.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1104079236010 + ... + 1104079236073.

It is an arithmetic number, because the mean of its divisors is an integer number (11592831978441).

Almost surely, 2^{70661071106656} is an apocalyptic number.

It is an amenable number.

70661071106656 is a deficient number, since it is larger than the sum of its proper divisors (68452912634636).

70661071106656 is a wasteful number, since it uses less digits than its factorization.

70661071106656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2208158472093 (or 2208158472085 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 52.

The spelling of 70661071106656 in words is "seventy trillion, six hundred sixty-one billion, seventy-one million, one hundred six thousand, six hundred fifty-six".