39883136864 has 24 divisors (see below), whose sum is σ = 78527254680. Its totient is φ = 19939707136.

The previous prime is 39883136857. The next prime is 39883136897. The reversal of 39883136864 is 46863138893.

It is a super-2 number, since 2×39883136864² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329852 + ... + 434244.

It is an arithmetic number, because the mean of its divisors is an integer number (3271968945).

Almost surely, 2^39883136864 is an apocalyptic number.

It is an amenable number.

39883136864 is a deficient number, since it is larger than the sum of its proper divisors (38644117816).

39883136864 is a wasteful number, since it uses less digits than its factorization.

39883136864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116342 (or 116334 counting only the distinct ones).

The product of its digits is 17915904, while the sum is 59.

The spelling of 39883136864 in words is "thirty-nine billion, eight hundred eighty-three million, one hundred thirty-six thousand, eight hundred sixty-four".