464874424478465 has 16 divisors (see below), whose sum is σ = 567025521514176. Its totient is φ = 365782734532800.

The previous prime is 464874424478417. The next prime is 464874424478509. The reversal of 464874424478465 is 564874424478464.

It is not a de Polignac number, because 464874424478465 - 2⁸ = 464874424478209 is a prime.

It is a super-2 number, since 2×464874424478465² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36293387 + ... + 47402096.

It is an arithmetic number, because the mean of its divisors is an integer number (35439095094636).

Almost surely, 2^{464874424478465} is an apocalyptic number.

It is an amenable number.

464874424478465 is a deficient number, since it is larger than the sum of its proper divisors (102151097035711).

464874424478465 is a wasteful number, since it uses less digits than its factorization.

464874424478465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83713760.

The product of its digits is 18496880640, while the sum is 77.

Subtracting 464874424478465 from its reverse (564874424478464), we obtain a palindrome (99999999999999).

The spelling of 464874424478465 in words is "four hundred sixty-four trillion, eight hundred seventy-four billion, four hundred twenty-four million, four hundred seventy-eight thousand, four hundred sixty-five".