431326250164 has 12 divisors (see below), whose sum is σ = 754968774784. Its totient is φ = 215620885944.

The previous prime is 431326250143. The next prime is 431326250189. The reversal of 431326250164 is 461052623134.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10536804 + ... + 10577659.

Almost surely, 2^431326250164 is an apocalyptic number.

It is an amenable number.

431326250164 is a deficient number, since it is larger than the sum of its proper divisors (323642524620).

431326250164 is a wasteful number, since it uses less digits than its factorization.

431326250164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21119574 (or 21119572 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 37.

Adding to 431326250164 its reverse (461052623134), we get a palindrome (892378873298).

The spelling of 431326250164 in words is "four hundred thirty-one billion, three hundred twenty-six million, two hundred fifty thousand, one hundred sixty-four".