66736536922 has 8 divisors (see below), whose sum is σ = 109205242272. Its totient is φ = 30334789500.

The previous prime is 66736536913. The next prime is 66736536991. The reversal of 66736536922 is 22963563766.

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

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, 1516739454 + ... + 1516739497.

It is an arithmetic number, because the mean of its divisors is an integer number (13650655284).

Almost surely, 2^66736536922 is an apocalyptic number.

66736536922 is a deficient number, since it is larger than the sum of its proper divisors (42468705350).

66736536922 is a wasteful number, since it uses less digits than its factorization.

66736536922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3033478964.

The product of its digits is 14696640, while the sum is 55.

The spelling of 66736536922 in words is "sixty-six billion, seven hundred thirty-six million, five hundred thirty-six thousand, nine hundred twenty-two".