39946038824 has 32 divisors (see below), whose sum is σ = 78855292800. Its totient is φ = 18918345600.

The previous prime is 39946038823. The next prime is 39946038829. The reversal of 39946038824 is 42883064993.

It is a self number, because there is not a number n which added to its sum of digits gives 39946038824.

It is not an unprimeable number, because it can be changed into a prime (39946038823) 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, 934724 + ... + 976524.

It is an arithmetic number, because the mean of its divisors is an integer number (2464227900).

Almost surely, 2^39946038824 is an apocalyptic number.

It is an amenable number.

39946038824 is a deficient number, since it is larger than the sum of its proper divisors (38909253976).

39946038824 is a wasteful number, since it uses less digits than its factorization.

39946038824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48113 (or 48109 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 56.

The spelling of 39946038824 in words is "thirty-nine billion, nine hundred forty-six million, thirty-eight thousand, eight hundred twenty-four".