676990154015 has 32 divisors (see below), whose sum is σ = 958515462144. Its totient is φ = 449189723520.

The previous prime is 676990153933. The next prime is 676990154017. The reversal of 676990154015 is 510451099676.

It is not a de Polignac number, because 676990154015 - 2²⁰ = 676989105439 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 (676990154017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9552842 + ... + 9623448.

It is an arithmetic number, because the mean of its divisors is an integer number (29953608192).

Almost surely, 2^676990154015 is an apocalyptic number.

676990154015 is a deficient number, since it is larger than the sum of its proper divisors (281525308129).

676990154015 is a wasteful number, since it uses less digits than its factorization.

676990154015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79487.

The product of its (nonzero) digits is 2041200, while the sum is 53.

The spelling of 676990154015 in words is "six hundred seventy-six billion, nine hundred ninety million, one hundred fifty-four thousand, fifteen".