39650790725 has 24 divisors (see below), whose sum is σ = 60513210240. Its totient is φ = 25097641920.

The previous prime is 39650790713. The next prime is 39650790727. The reversal of 39650790725 is 52709705693.

It is not a de Polignac number, because 39650790725 - 2⁸ = 39650790469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39650790727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8712185 + ... + 8716734.

It is an arithmetic number, because the mean of its divisors is an integer number (2521383760).

Almost surely, 2^39650790725 is an apocalyptic number.

39650790725 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

39650790725 is a deficient number, since it is larger than the sum of its proper divisors (20862419515).

39650790725 is a wasteful number, since it uses less digits than its factorization.

39650790725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17428949 (or 17428944 counting only the distinct ones).

The product of its (nonzero) digits is 3572100, while the sum is 53.

The spelling of 39650790725 in words is "thirty-nine billion, six hundred fifty million, seven hundred ninety thousand, seven hundred twenty-five".