39161716144 has 20 divisors (see below), whose sum is σ = 75880724920. Its totient is φ = 19579593600.

The previous prime is 39161716117. The next prime is 39161716189. The reversal of 39161716144 is 44161716193.

It is a super-2 number, since 2×39161716144² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 39161716144.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 208087 + ... + 348745.

It is an arithmetic number, because the mean of its divisors is an integer number (3794036246).

Almost surely, 2^39161716144 is an apocalyptic number.

It is an amenable number.

39161716144 is a deficient number, since it is larger than the sum of its proper divisors (36719008776).

39161716144 is a wasteful number, since it uses less digits than its factorization.

39161716144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158068 (or 158062 counting only the distinct ones).

The product of its digits is 108864, while the sum is 43.

The spelling of 39161716144 in words is "thirty-nine billion, one hundred sixty-one million, seven hundred sixteen thousand, one hundred forty-four".