66361454882 has 16 divisors (see below), whose sum is σ = 100232024832. Its totient is φ = 32951015760.

The previous prime is 66361454879. The next prime is 66361454917. The reversal of 66361454882 is 28845416366.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 514457 + ... + 630387.

It is an arithmetic number, because the mean of its divisors is an integer number (6264501552).

Almost surely, 2^66361454882 is an apocalyptic number.

66361454882 is a deficient number, since it is larger than the sum of its proper divisors (33870569950).

66361454882 is a wasteful number, since it uses less digits than its factorization.

66361454882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117913.

The product of its digits is 6635520, while the sum is 53.

The spelling of 66361454882 in words is "sixty-six billion, three hundred sixty-one million, four hundred fifty-four thousand, eight hundred eighty-two".