679091588901 has 72 divisors (see below), whose sum is σ = 1142969143680. Its totient is φ = 386900616960.

The previous prime is 679091588893. The next prime is 679091588909. The reversal of 679091588901 is 109885190976.

It is an interprime number because it is at equal distance from previous prime (679091588893) and next prime (679091588909).

It is not a de Polignac number, because 679091588901 - 2³ = 679091588893 is a prime.

It is a super-2 number, since 2×679091588901² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (679091588909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 15881316 + ... + 15924018.

It is an arithmetic number, because the mean of its divisors is an integer number (15874571440).

Almost surely, 2^679091588901 is an apocalyptic number.

It is an amenable number.

679091588901 is a deficient number, since it is larger than the sum of its proper divisors (463877554779).

679091588901 is a wasteful number, since it uses less digits than its factorization.

679091588901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43607 (or 43593 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 63.

The spelling of 679091588901 in words is "six hundred seventy-nine billion, ninety-one million, five hundred eighty-eight thousand, nine hundred one".