39149929024 has 14 divisors (see below), whose sum is σ = 77688140534. Its totient is φ = 19574964480.

The previous prime is 39149928991. The next prime is 39149929031. The reversal of 39149929024 is 42092994193.

It can be written as a sum of positive squares in only one way, i.e., 34756890624 + 4393038400 = 186432^2 + 66280^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305858757 + ... + 305858884.

Almost surely, 2^39149929024 is an apocalyptic number.

It is an amenable number.

39149929024 is a deficient number, since it is larger than the sum of its proper divisors (38538211510).

39149929024 is an equidigital number, since it uses as much as digits as its factorization.

39149929024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611717653 (or 611717643 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 52.

The spelling of 39149929024 in words is "thirty-nine billion, one hundred forty-nine million, nine hundred twenty-nine thousand, twenty-four".