66414022984 has 16 divisors (see below), whose sum is σ = 125759228220. Its totient is φ = 32878228800.

The previous prime is 66414022973. The next prime is 66414023023. The reversal of 66414022984 is 48922041466.

66414022984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 62489000484 + 3925022500 = 249978^2 + 62650^2 .

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, 41096979 + ... + 41098594.

Almost surely, 2^66414022984 is an apocalyptic number.

It is an amenable number.

66414022984 is a deficient number, since it is larger than the sum of its proper divisors (59345205236).

66414022984 is a wasteful number, since it uses less digits than its factorization.

66414022984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82195680 (or 82195676 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 46.

The spelling of 66414022984 in words is "sixty-six billion, four hundred fourteen million, twenty-two thousand, nine hundred eighty-four".