66079194503212 has 48 divisors (see below), whose sum is σ = 126338690788128. Its totient is φ = 29991386142720.

The previous prime is 66079194503173. The next prime is 66079194503261. The reversal of 66079194503212 is 21230549197066.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83008018 + ... + 83800294.

It is an arithmetic number, because the mean of its divisors is an integer number (2632056058086).

Almost surely, 2^{66079194503212} is an apocalyptic number.

It is an amenable number.

66079194503212 is a deficient number, since it is larger than the sum of its proper divisors (60259496284916).

66079194503212 is a wasteful number, since it uses less digits than its factorization.

66079194503212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795106 (or 795104 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 55.

The spelling of 66079194503212 in words is "sixty-six trillion, seventy-nine billion, one hundred ninety-four million, five hundred three thousand, two hundred twelve".