39496648131 has 12 divisors (see below), whose sum is σ = 60406638552. Its totient is φ = 24782210496.

The previous prime is 39496648123. The next prime is 39496648159. The reversal of 39496648131 is 13184669493.

39496648131 is a `hidden beast` number, since 39 + 49 + 66 + 481 + 31 = 666.

It is not a de Polignac number, because 39496648131 - 2³ = 39496648123 is a prime.

It is a super-2 number, since 2×39496648131² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (39496641131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 129073861 + ... + 129074166.

It is an arithmetic number, because the mean of its divisors is an integer number (5033886546).

Almost surely, 2^39496648131 is an apocalyptic number.

39496648131 is a deficient number, since it is larger than the sum of its proper divisors (20909990421).

39496648131 is a wasteful number, since it uses less digits than its factorization.

39496648131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258148050 (or 258148047 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 54.

The spelling of 39496648131 in words is "thirty-nine billion, four hundred ninety-six million, six hundred forty-eight thousand, one hundred thirty-one".