39970416013 has 4 divisors (see below), whose sum is σ = 43604090208. Its totient is φ = 36336741820.

The previous prime is 39970415999. The next prime is 39970416047. The reversal of 39970416013 is 31061407993.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 39970416013 - 2²⁹ = 39433545101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39970416053) 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 3 ways as a sum of consecutive naturals, for example, 1816837081 + ... + 1816837102.

It is an arithmetic number, because the mean of its divisors is an integer number (10901022552).

Almost surely, 2^39970416013 is an apocalyptic number.

It is an amenable number.

39970416013 is a deficient number, since it is larger than the sum of its proper divisors (3633674195).

39970416013 is a wasteful number, since it uses less digits than its factorization.

39970416013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3633674194.

The product of its (nonzero) digits is 122472, while the sum is 43.

The spelling of 39970416013 in words is "thirty-nine billion, nine hundred seventy million, four hundred sixteen thousand, thirteen".