39984451935484 has 12 divisors (see below), whose sum is σ = 79968903871024. Its totient is φ = 17136193686624.

The previous prime is 39984451935473. The next prime is 39984451935511. The reversal of 39984451935484 is 48453915448993.

39984451935484 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 39984451935484.

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, 714008070249 + ... + 714008070304.

Almost surely, 2^{39984451935484} is an apocalyptic number.

It is an amenable number.

39984451935484 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

39984451935484 is a wasteful number, since it uses less digits than its factorization.

39984451935484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1428016140564 (or 1428016140562 counting only the distinct ones).

The product of its digits is 2687385600, while the sum is 76.

The spelling of 39984451935484 in words is "thirty-nine trillion, nine hundred eighty-four billion, four hundred fifty-one million, nine hundred thirty-five thousand, four hundred eighty-four".