39746974952 has 8 divisors (see below), whose sum is σ = 74525578050. Its totient is φ = 19873487472.

The previous prime is 39746974937. The next prime is 39746974961. The reversal of 39746974952 is 25947964793.

It can be written as a sum of positive squares in only one way, i.e., 34601208196 + 5145766756 = 186014^2 + 71734^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2484185927 + ... + 2484185942.

Almost surely, 2^39746974952 is an apocalyptic number.

It is an amenable number.

39746974952 is a deficient number, since it is larger than the sum of its proper divisors (34778603098).

39746974952 is a wasteful number, since it uses less digits than its factorization.

39746974952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4968371875 (or 4968371871 counting only the distinct ones).

The product of its digits is 102876480, while the sum is 65.

The spelling of 39746974952 in words is "thirty-nine billion, seven hundred forty-six million, nine hundred seventy-four thousand, nine hundred fifty-two".