66363360504 has 96 divisors (see below), whose sum is σ = 195164283600. Its totient is φ = 18747886080.

The previous prime is 66363360461. The next prime is 66363360517. The reversal of 66363360504 is 40506336366.

66363360504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 212367 + ... + 421694.

Almost surely, 2^66363360504 is an apocalyptic number.

It is an amenable number.

66363360504 is an abundant number, since it is smaller than the sum of its proper divisors (128800923096).

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

66363360504 is a wasteful number, since it uses less digits than its factorization.

66363360504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634173 (or 634162 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 42.

The spelling of 66363360504 in words is "sixty-six billion, three hundred sixty-three million, three hundred sixty thousand, five hundred four".