66376676356 has 6 divisors (see below), whose sum is σ = 116159183630. Its totient is φ = 33188338176.

The previous prime is 66376676279. The next prime is 66376676369. The reversal of 66376676356 is 65367667366.

66376676356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 39059197956 + 27317478400 = 197634^2 + 165280^2 .

It is a junction number, because it is equal to n+sod(n) for n = 66376676294 and 66376676303.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8297084541 + ... + 8297084548.

Almost surely, 2^66376676356 is an apocalyptic number.

It is an amenable number.

66376676356 is a deficient number, since it is larger than the sum of its proper divisors (49782507274).

66376676356 is a wasteful number, since it uses less digits than its factorization.

66376676356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16594169093 (or 16594169091 counting only the distinct ones).

The product of its digits is 102876480, while the sum is 61.

The spelling of 66376676356 in words is "sixty-six billion, three hundred seventy-six million, six hundred seventy-six thousand, three hundred fifty-six".