679073075155 has 16 divisors (see below), whose sum is σ = 817550772480. Its totient is φ = 541485780192.

The previous prime is 679073075129. The next prime is 679073075159. The reversal of 679073075155 is 551570370976.

It is a cyclic number.

It is not a de Polignac number, because 679073075155 - 2⁷ = 679073075027 is a prime.

It is a super-2 number, since 2×679073075155² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 679073075096 and 679073075105.

It is not an unprimeable number, because it can be changed into a prime (679073075159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1845136 + ... + 2182354.

It is an arithmetic number, because the mean of its divisors is an integer number (51096923280).

Almost surely, 2^679073075155 is an apocalyptic number.

679073075155 is a deficient number, since it is larger than the sum of its proper divisors (138477697325).

679073075155 is a wasteful number, since it uses less digits than its factorization.

679073075155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338538.

The product of its (nonzero) digits is 6945750, while the sum is 55.

The spelling of 679073075155 in words is "six hundred seventy-nine billion, seventy-three million, seventy-five thousand, one hundred fifty-five".