3678660558594 has 48 divisors (see below), whose sum is σ = 9110098483200. Its totient is φ = 1050926538240.

The previous prime is 3678660558593. The next prime is 3678660558611. The reversal of 3678660558594 is 4958550668763.

3678660558594 is a `hidden beast` number, since 3 + 6 + 7 + 8 + 6 + 60 + 558 + 5 + 9 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (3678660558593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 540319 + ... + 2765730.

It is an arithmetic number, because the mean of its divisors is an integer number (189793718400).

Almost surely, 2^{3678660558594} is an apocalyptic number.

3678660558594 is an abundant number, since it is smaller than the sum of its proper divisors (5431437924606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3678660558594 is a wasteful number, since it uses less digits than its factorization.

3678660558594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3314895 (or 3314892 counting only the distinct ones).

The product of its (nonzero) digits is 1306368000, while the sum is 72.

The spelling of 3678660558594 in words is "three trillion, six hundred seventy-eight billion, six hundred sixty million, five hundred fifty-eight thousand, five hundred ninety-four".