464626450431 has 64 divisors (see below), whose sum is σ = 836559360000. Its totient is φ = 250967687040.

The previous prime is 464626450429. The next prime is 464626450517. The reversal of 464626450431 is 134054626464.

464626450431 is a `hidden beast` number, since 46 + 46 + 2 + 64 + 504 + 3 + 1 = 666.

It is not a de Polignac number, because 464626450431 - 2¹ = 464626450429 is a prime.

It is a super-2 number, since 2×464626450431² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464626450231) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1962831 + ... + 2186768.

It is an arithmetic number, because the mean of its divisors is an integer number (13071240000).

Almost surely, 2^464626450431 is an apocalyptic number.

464626450431 is a deficient number, since it is larger than the sum of its proper divisors (371932909569).

464626450431 is a wasteful number, since it uses less digits than its factorization.

464626450431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4149661 (or 4149655 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 45.

The spelling of 464626450431 in words is "four hundred sixty-four billion, six hundred twenty-six million, four hundred fifty thousand, four hundred thirty-one".