12431641364 has 6 divisors (see below), whose sum is σ = 21755372394. Its totient is φ = 6215820680.

The previous prime is 12431641349. The next prime is 12431641373. The reversal of 12431641364 is 46314613421.

It can be written as a sum of positive squares in only one way, i.e., 11871845764 + 559795600 = 108958^2 + 23660^2 .

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 as a sum of consecutive naturals, namely, 1553955167 + ... + 1553955174.

It is an arithmetic number, because the mean of its divisors is an integer number (3625895399).

Almost surely, 2^12431641364 is an apocalyptic number.

It is an amenable number.

12431641364 is a deficient number, since it is larger than the sum of its proper divisors (9323731030).

12431641364 is a wasteful number, since it uses less digits than its factorization.

12431641364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3107910345 (or 3107910343 counting only the distinct ones).

The product of its digits is 41472, while the sum is 35.

The spelling of 12431641364 in words is "twelve billion, four hundred thirty-one million, six hundred forty-one thousand, three hundred sixty-four".