39996003613507 has 16 divisors (see below), whose sum is σ = 40725872400960. Its totient is φ = 39271278477312.

The previous prime is 39996003613499. The next prime is 39996003613651. The reversal of 39996003613507 is 70531630069993.

It is a cyclic number.

It is not a de Polignac number, because 39996003613507 - 2³ = 39996003613499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39996103613507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24805443 + ... + 26368579.

It is an arithmetic number, because the mean of its divisors is an integer number (2545367025060).

Almost surely, 2^{39996003613507} is an apocalyptic number.

39996003613507 is a deficient number, since it is larger than the sum of its proper divisors (729868787453).

39996003613507 is a wasteful number, since it uses less digits than its factorization.

39996003613507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1564782.

The product of its (nonzero) digits is 24800580, while the sum is 61.

The spelling of 39996003613507 in words is "thirty-nine trillion, nine hundred ninety-six billion, three million, six hundred thirteen thousand, five hundred seven".