39634997339 has 8 divisors (see below), whose sum is σ = 45494945760. Its totient is φ = 33824500416.

The previous prime is 39634997287. The next prime is 39634997407. The reversal of 39634997339 is 93379943693.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 39634997339 - 2¹² = 39634993243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39634997839) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 12361154 + ... + 12364359.

It is an arithmetic number, because the mean of its divisors is an integer number (5686868220).

Almost surely, 2^39634997339 is an apocalyptic number.

39634997339 is a deficient number, since it is larger than the sum of its proper divisors (5859948421).

39634997339 is a wasteful number, since it uses less digits than its factorization.

39634997339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24725749.

The product of its digits is 89282088, while the sum is 65.

The spelling of 39634997339 in words is "thirty-nine billion, six hundred thirty-four million, nine hundred ninety-seven thousand, three hundred thirty-nine".