63342336465 has 24 divisors (see below), whose sum is σ = 109818170280. Its totient is φ = 33774952704.

The previous prime is 63342336437. The next prime is 63342336479. The reversal of 63342336465 is 56463324336.

63342336465 is a `hidden beast` number, since 633 + 4 + 2 + 3 + 3 + 6 + 4 + 6 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 22835138769 + 40507197696 = 151113^2 + 201264^2 .

It is not a de Polignac number, because 63342336465 - 2¹⁵ = 63342303697 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 63342336465.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45541 + ... + 358829.

It is an arithmetic number, because the mean of its divisors is an integer number (4575757095).

Almost surely, 2^63342336465 is an apocalyptic number.

It is an amenable number.

63342336465 is a deficient number, since it is larger than the sum of its proper divisors (46475833815).

63342336465 is a wasteful number, since it uses less digits than its factorization.

63342336465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317793 (or 317790 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 45.

The spelling of 63342336465 in words is "sixty-three billion, three hundred forty-two million, three hundred thirty-six thousand, four hundred sixty-five".