4679614718521 has 12 divisors (see below), whose sum is σ = 4759486793040. Its totient is φ = 4600840680360.

The previous prime is 4679614718503. The next prime is 4679614718627. The reversal of 4679614718521 is 1258174169764.

It is a happy number.

It is not a de Polignac number, because 4679614718521 - 2⁷ = 4679614718393 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4679614718521.

It is not an unprimeable number, because it can be changed into a prime (4679614118521) 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 11 ways as a sum of consecutive naturals, for example, 112035 + ... + 3061336.

It is an arithmetic number, because the mean of its divisors is an integer number (396623899420).

Almost surely, 2^{4679614718521} is an apocalyptic number.

It is an amenable number.

4679614718521 is a deficient number, since it is larger than the sum of its proper divisors (79872074519).

4679614718521 is a wasteful number, since it uses less digits than its factorization.

4679614718521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3173716 (or 3173613 counting only the distinct ones).

The product of its digits is 20321280, while the sum is 61.

The spelling of 4679614718521 in words is "four trillion, six hundred seventy-nine billion, six hundred fourteen million, seven hundred eighteen thousand, five hundred twenty-one".