39796565620 has 48 divisors (see below), whose sum is σ = 95875008768. Its totient is φ = 13592643840.

The previous prime is 39796565593. The next prime is 39796565621. The reversal of 39796565620 is 2656569793.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39796565621) 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, 503601 + ... + 577240.

It is an arithmetic number, because the mean of its divisors is an integer number (1997396016).

Almost surely, 2^39796565620 is an apocalyptic number.

It is an amenable number.

39796565620 is an abundant number, since it is smaller than the sum of its proper divisors (56078443148).

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

39796565620 is a wasteful number, since it uses less digits than its factorization.

39796565620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081120 (or 1081118 counting only the distinct ones).

The product of its (nonzero) digits is 18370800, while the sum is 58.

The spelling of 39796565620 in words is "thirty-nine billion, seven hundred ninety-six million, five hundred sixty-five thousand, six hundred twenty".