66365467392 has 144 divisors (see below), whose sum is σ = 210638615040. Its totient is φ = 18137112576.

The previous prime is 66365467367. The next prime is 66365467453. The reversal of 66365467392 is 29376456366.

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, 144717 + ... + 392012.

It is an arithmetic number, because the mean of its divisors is an integer number (1462768160).

Almost surely, 2^66365467392 is an apocalyptic number.

It is an amenable number.

66365467392 is an abundant number, since it is smaller than the sum of its proper divisors (144273147648).

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

66365467392 is a wasteful number, since it uses less digits than its factorization.

66365467392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536778 (or 536764 counting only the distinct ones).

The product of its digits is 29393280, while the sum is 57.

The spelling of 66365467392 in words is "sixty-six billion, three hundred sixty-five million, four hundred sixty-seven thousand, three hundred ninety-two".