746974479647 has 24 divisors (see below), whose sum is σ = 856870758240. Its totient is φ = 649453464000.

The previous prime is 746974479637. The next prime is 746974479673.

746974479647 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 746974479647 - 2¹² = 746974475551 is a prime.

It is a Duffinian number.

Its product of digits (1792336896) is a multiple of the sum of its prime divisors (37044).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (746974479637) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27540929 + ... + 27568037.

It is an arithmetic number, because the mean of its divisors is an integer number (35702948260).

Almost surely, 2^746974479647 is an apocalyptic number.

746974479647 is a deficient number, since it is larger than the sum of its proper divisors (109896278593).

746974479647 is a wasteful number, since it uses less digits than its factorization.

746974479647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37055 (or 37044 counting only the distinct ones).

The product of its digits is 1792336896, while the sum is 74.

The spelling of 746974479647 in words is "seven hundred forty-six billion, nine hundred seventy-four million, four hundred seventy-nine thousand, six hundred forty-seven".