612716591879 has 64 divisors (see below), whose sum is σ = 742356679680. Its totient is φ = 494873594880.

The previous prime is 612716591867. The next prime is 612716591897. The reversal of 612716591879 is 978195617216.

It is not a de Polignac number, because 612716591879 - 2¹⁶ = 612716526343 is a prime.

It is a super-3 number, since 3×612716591879³ (a number of 36 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612716591479) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 276870377 + ... + 276872589.

It is an arithmetic number, because the mean of its divisors is an integer number (11599323120).

Almost surely, 2^612716591879 is an apocalyptic number.

612716591879 is a deficient number, since it is larger than the sum of its proper divisors (129640087801).

612716591879 is a wasteful number, since it uses less digits than its factorization.

612716591879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2600.

The product of its digits is 11430720, while the sum is 62.

The spelling of 612716591879 in words is "six hundred twelve billion, seven hundred sixteen million, five hundred ninety-one thousand, eight hundred seventy-nine".