39791520714 has 96 divisors (see below), whose sum is σ = 91377720000. Its totient is φ = 11454868480.

The previous prime is 39791520701. The next prime is 39791520719. The reversal of 39791520714 is 41702519793.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (39791520719) 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 47 ways as a sum of consecutive naturals, for example, 5198362 + ... + 5206010.

It is an arithmetic number, because the mean of its divisors is an integer number (951851250).

Almost surely, 2^39791520714 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39791520714, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45688860000).

39791520714 is an abundant number, since it is smaller than the sum of its proper divisors (51586199286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39791520714 is a wasteful number, since it uses less digits than its factorization.

39791520714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7860 (or 7837 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 48.

The spelling of 39791520714 in words is "thirty-nine billion, seven hundred ninety-one million, five hundred twenty thousand, seven hundred fourteen".