3954388620682 has 16 divisors (see below), whose sum is σ = 6346128420000. Its totient is φ = 1842424377840.

The previous prime is 3954388620647. The next prime is 3954388620731. The reversal of 3954388620682 is 2860268834593.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 852971932 + ... + 852976567.

It is an arithmetic number, because the mean of its divisors is an integer number (396633026250).

Almost surely, 2^{3954388620682} is an apocalyptic number.

3954388620682 is a deficient number, since it is larger than the sum of its proper divisors (2391739799318).

3954388620682 is a wasteful number, since it uses less digits than its factorization.

3954388620682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705948581.

The product of its (nonzero) digits is 119439360, while the sum is 64.

The spelling of 3954388620682 in words is "three trillion, nine hundred fifty-four billion, three hundred eighty-eight million, six hundred twenty thousand, six hundred eighty-two".