3654439416864 has 96 divisors (see below), whose sum is σ = 10918752022080. Its totient is φ = 1188435571200.

The previous prime is 3654439416829. The next prime is 3654439416907. The reversal of 3654439416864 is 4686149344563.

3654439416864 is a `hidden beast` number, since 3 + 6 + 544 + 3 + 9 + 4 + 1 + 6 + 86 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51545982 + ... + 51616829.

It is an arithmetic number, because the mean of its divisors is an integer number (113737000230).

Almost surely, 2^{3654439416864} is an apocalyptic number.

It is an amenable number.

3654439416864 is an abundant number, since it is smaller than the sum of its proper divisors (7264312605216).

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

3654439416864 is a wasteful number, since it uses less digits than its factorization.

3654439416864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103162871 (or 103162857 counting only the distinct ones).

The product of its digits is 179159040, while the sum is 63.

The spelling of 3654439416864 in words is "three trillion, six hundred fifty-four billion, four hundred thirty-nine million, four hundred sixteen thousand, eight hundred sixty-four".