472402404665 has 8 divisors (see below), whose sum is σ = 600228937800. Its totient is φ = 355691222272.

The previous prime is 472402404637. The next prime is 472402404667. The reversal of 472402404665 is 566404204274.

It can be written as a sum of positive squares in 4 ways, for example, as 60371929849 + 412030474816 = 245707^2 + 641896^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-472402404665 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (472402404667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2778837590 + ... + 2778837759.

It is an arithmetic number, because the mean of its divisors is an integer number (75028617225).

Almost surely, 2^472402404665 is an apocalyptic number.

It is an amenable number.

472402404665 is a deficient number, since it is larger than the sum of its proper divisors (127826533135).

472402404665 is a wasteful number, since it uses less digits than its factorization.

472402404665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5557675371.

The product of its (nonzero) digits is 1290240, while the sum is 44.

The spelling of 472402404665 in words is "four hundred seventy-two billion, four hundred two million, four hundred four thousand, six hundred sixty-five".