431740613564 has 24 divisors (see below), whose sum is σ = 813684722928. Its totient is φ = 199260069120.

The previous prime is 431740613459. The next prime is 431740613573. The reversal of 431740613564 is 465316047134.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2941604 + ... + 3084884.

It is an arithmetic number, because the mean of its divisors is an integer number (33903530122).

Almost surely, 2^431740613564 is an apocalyptic number.

It is an amenable number.

431740613564 is a deficient number, since it is larger than the sum of its proper divisors (381944109364).

431740613564 is a wasteful number, since it uses less digits than its factorization.

431740613564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201245 (or 201243 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 431740613564 in words is "four hundred thirty-one billion, seven hundred forty million, six hundred thirteen thousand, five hundred sixty-four".