66432455662 has 8 divisors (see below), whose sum is σ = 99649962576. Its totient is φ = 33215801472.

The previous prime is 66432455629. The next prime is 66432455681. The reversal of 66432455662 is 26655423466.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 43303 + ... + 367069.

It is an arithmetic number, because the mean of its divisors is an integer number (12456245322).

Almost surely, 2^66432455662 is an apocalyptic number.

66432455662 is a deficient number, since it is larger than the sum of its proper divisors (33217506914).

66432455662 is a wasteful number, since it uses less digits than its factorization.

66432455662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426362.

The product of its digits is 6220800, while the sum is 49.

The spelling of 66432455662 in words is "sixty-six billion, four hundred thirty-two million, four hundred fifty-five thousand, six hundred sixty-two".