39442146736 has 40 divisors (see below), whose sum is σ = 76885079040. Its totient is φ = 19601204544.

The previous prime is 39442146671. The next prime is 39442146769. The reversal of 39442146736 is 63764124493.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 39442146736.

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, 1752225 + ... + 1774591.

It is an arithmetic number, because the mean of its divisors is an integer number (1922126976).

Almost surely, 2^39442146736 is an apocalyptic number.

It is an amenable number.

39442146736 is a deficient number, since it is larger than the sum of its proper divisors (37442932304).

39442146736 is a wasteful number, since it uses less digits than its factorization.

39442146736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23041 (or 23035 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 49.

The spelling of 39442146736 in words is "thirty-nine billion, four hundred forty-two million, one hundred forty-six thousand, seven hundred thirty-six".