431736064493 has 8 divisors (see below), whose sum is σ = 441314885088. Its totient is φ = 422210312784.

The previous prime is 431736064483. The next prime is 431736064549. The reversal of 431736064493 is 394460637134.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 431736064493 - 2⁸ = 431736064237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431736064423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13250771 + ... + 13283312.

It is an arithmetic number, because the mean of its divisors is an integer number (55164360636).

Almost surely, 2^431736064493 is an apocalyptic number.

It is an amenable number.

431736064493 is a deficient number, since it is larger than the sum of its proper divisors (9578820595).

431736064493 is a wasteful number, since it uses less digits than its factorization.

431736064493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26534443.

The product of its (nonzero) digits is 3919104, while the sum is 50.

The spelling of 431736064493 in words is "four hundred thirty-one billion, seven hundred thirty-six million, sixty-four thousand, four hundred ninety-three".