39369666063904 has 72 divisors (see below), whose sum is σ = 85341018725424. Its totient is φ = 17864815689600.

The previous prime is 39369666063823. The next prime is 39369666063907. The reversal of 39369666063904 is 40936066696393.

It is not an unprimeable number, because it can be changed into a prime (39369666063907) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6387942 + ... + 10933669.

It is an arithmetic number, because the mean of its divisors is an integer number (1185291926742).

Almost surely, 2^{39369666063904} is an apocalyptic number.

It is an amenable number.

39369666063904 is an abundant number, since it is smaller than the sum of its proper divisors (45971352661520).

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

39369666063904 is a wasteful number, since it uses less digits than its factorization.

39369666063904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17322230 (or 17322211 counting only the distinct ones).

The product of its (nonzero) digits is 612220032, while the sum is 70.

The spelling of 39369666063904 in words is "thirty-nine trillion, three hundred sixty-nine billion, six hundred sixty-six million, sixty-three thousand, nine hundred four".