6479697125461 has 16 divisors (see below), whose sum is σ = 7417196179200. Its totient is φ = 5545159446528.

The previous prime is 6479697125453. The next prime is 6479697125509. The reversal of 6479697125461 is 1645217969746.

It is a cyclic number.

It is not a de Polignac number, because 6479697125461 - 2³ = 6479697125453 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 (6479697125261) 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 15 ways as a sum of consecutive naturals, for example, 17833360 + ... + 18193078.

It is an arithmetic number, because the mean of its divisors is an integer number (463574761200).

Almost surely, 2^{6479697125461} is an apocalyptic number.

It is an amenable number.

6479697125461 is a deficient number, since it is larger than the sum of its proper divisors (937499053739).

6479697125461 is a wasteful number, since it uses less digits than its factorization.

6479697125461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363828.

The product of its digits is 137168640, while the sum is 67.

The spelling of 6479697125461 in words is "six trillion, four hundred seventy-nine billion, six hundred ninety-seven million, one hundred twenty-five thousand, four hundred sixty-one".