39340420964 has 72 divisors (see below), whose sum is σ = 75970883520. Its totient is φ = 17812109952.

The previous prime is 39340420897. The next prime is 39340420969. The reversal of 39340420964 is 46902404393.

It is not an unprimeable number, because it can be changed into a prime (39340420969) 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, 30191537 + ... + 30192839.

It is an arithmetic number, because the mean of its divisors is an integer number (1055151160).

Almost surely, 2^39340420964 is an apocalyptic number.

It is an amenable number.

39340420964 is a deficient number, since it is larger than the sum of its proper divisors (36630462556).

39340420964 is a wasteful number, since it uses less digits than its factorization.

39340420964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2149 (or 2134 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 44.

The spelling of 39340420964 in words is "thirty-nine billion, three hundred forty million, four hundred twenty thousand, nine hundred sixty-four".