70172354274664 has 64 divisors (see below), whose sum is σ = 132708727641600. Its totient is φ = 34784733720576.

The previous prime is 70172354274661. The next prime is 70172354274677. The reversal of 70172354274664 is 46647245327107.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 70172354274599 and 70172354274608.

It is not an unprimeable number, because it can be changed into a prime (70172354274661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 877410582 + ... + 877490554.

It is an arithmetic number, because the mean of its divisors is an integer number (2073573869400).

Almost surely, 2^{70172354274664} is an apocalyptic number.

It is an amenable number.

70172354274664 is a deficient number, since it is larger than the sum of its proper divisors (62536373366936).

70172354274664 is a wasteful number, since it uses less digits than its factorization.

70172354274664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82114 (or 82110 counting only the distinct ones).

The product of its (nonzero) digits is 47416320, while the sum is 58.

The spelling of 70172354274664 in words is "seventy trillion, one hundred seventy-two billion, three hundred fifty-four million, two hundred seventy-four thousand, six hundred sixty-four".