39400164899 has 8 divisors (see below), whose sum is σ = 39810622320. Its totient is φ = 38989794816.

The previous prime is 39400164883. The next prime is 39400164901. The reversal of 39400164899 is 99846100493.

39400164899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 39400164899 - 2⁴ = 39400164883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 39400164899.

It is not an unprimeable number, because it can be changed into a prime (39400164499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1295732 + ... + 1325790.

It is an arithmetic number, because the mean of its divisors is an integer number (4976327790).

Almost surely, 2^39400164899 is an apocalyptic number.

39400164899 is a deficient number, since it is larger than the sum of its proper divisors (410457421).

39400164899 is a wasteful number, since it uses less digits than its factorization.

39400164899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43669.

The product of its (nonzero) digits is 1679616, while the sum is 53.

The spelling of 39400164899 in words is "thirty-nine billion, four hundred million, one hundred sixty-four thousand, eight hundred ninety-nine".