79746021676 has 6 divisors (see below), whose sum is σ = 139555537940. Its totient is φ = 39873010836.

The previous prime is 79746021661. The next prime is 79746021683. The reversal of 79746021676 is 67612064797.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9968252706 + ... + 9968252713.

Almost surely, 2^79746021676 is an apocalyptic number.

It is an amenable number.

79746021676 is a deficient number, since it is larger than the sum of its proper divisors (59809516264).

79746021676 is a wasteful number, since it uses less digits than its factorization.

79746021676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19936505423 (or 19936505421 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 55.

The spelling of 79746021676 in words is "seventy-nine billion, seven hundred forty-six million, twenty-one thousand, six hundred seventy-six".