679451290171 has 8 divisors (see below), whose sum is σ = 697848488960. Its totient is φ = 661055862528.

The previous prime is 679451290159. The next prime is 679451290183. The reversal of 679451290171 is 171092154976.

It is an interprime number because it is at equal distance from previous prime (679451290159) and next prime (679451290183).

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

It is a cyclic number.

It is not a de Polignac number, because 679451290171 - 2⁹ = 679451289659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (679451290121) 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 7 ways as a sum of consecutive naturals, for example, 353995 + ... + 1218283.

It is an arithmetic number, because the mean of its divisors is an integer number (87231061120).

Almost surely, 2^679451290171 is an apocalyptic number.

679451290171 is a deficient number, since it is larger than the sum of its proper divisors (18397198789).

679451290171 is a wasteful number, since it uses less digits than its factorization.

679451290171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885573.

The product of its (nonzero) digits is 952560, while the sum is 52.

The spelling of 679451290171 in words is "six hundred seventy-nine billion, four hundred fifty-one million, two hundred ninety thousand, one hundred seventy-one".