65431452462 has 16 divisors (see below), whose sum is σ = 131281001040. Its totient is φ = 21740801472.

The previous prime is 65431452431. The next prime is 65431452479. The reversal of 65431452462 is 26425413456.

It is a happy number.

It is a super-2 number, since 2×65431452462² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17418637 + ... + 17422392.

It is an arithmetic number, because the mean of its divisors is an integer number (8205062565).

Almost surely, 2^65431452462 is an apocalyptic number.

65431452462 is an abundant number, since it is smaller than the sum of its proper divisors (65849548578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65431452462 is a wasteful number, since it uses less digits than its factorization.

65431452462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34841347.

The product of its digits is 691200, while the sum is 42.

The spelling of 65431452462 in words is "sixty-five billion, four hundred thirty-one million, four hundred fifty-two thousand, four hundred sixty-two".