660051000079 has 4 divisors (see below), whose sum is σ = 660055818400. Its totient is φ = 660046181760.

The previous prime is 660051000047. The next prime is 660051000097. The reversal of 660051000079 is 970000150066.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 660051000079 - 2⁵ = 660051000047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660052000079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2197479 + ... + 2479720.

It is an arithmetic number, because the mean of its divisors is an integer number (165013954600).

Almost surely, 2^660051000079 is an apocalyptic number.

660051000079 is a deficient number, since it is larger than the sum of its proper divisors (4818321).

660051000079 is a wasteful number, since it uses less digits than its factorization.

660051000079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4818320.

The product of its (nonzero) digits is 11340, while the sum is 34.

The spelling of 660051000079 in words is "six hundred sixty billion, fifty-one million, seventy-nine", and thus it is an aban number.