431643104825 has 24 divisors (see below), whose sum is σ = 547739013888. Its totient is φ = 337306374080.

The previous prime is 431643104801. The next prime is 431643104861. The reversal of 431643104825 is 528401346134.

It is not a de Polignac number, because 431643104825 - 2¹⁸ = 431642842681 is a prime.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 416777 + ... + 1018326.

It is an arithmetic number, because the mean of its divisors is an integer number (22822458912).

Almost surely, 2^431643104825 is an apocalyptic number.

It is an amenable number.

431643104825 is a deficient number, since it is larger than the sum of its proper divisors (116095909063).

431643104825 is a wasteful number, since it uses less digits than its factorization.

431643104825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1435393 (or 1435388 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 41.

The spelling of 431643104825 in words is "four hundred thirty-one billion, six hundred forty-three million, one hundred four thousand, eight hundred twenty-five".