431381594111 has 16 divisors (see below), whose sum is σ = 477179459904. Its totient is φ = 387388479744.

The previous prime is 431381594023. The next prime is 431381594117. The reversal of 431381594111 is 111495183134.

It is a de Polignac number, because none of the positive numbers 2^k-431381594111 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 (431381594117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4185251 + ... + 4287083.

It is an arithmetic number, because the mean of its divisors is an integer number (29823716244).

Almost surely, 2^431381594111 is an apocalyptic number.

431381594111 is a deficient number, since it is larger than the sum of its proper divisors (45797865793).

431381594111 is a wasteful number, since it uses less digits than its factorization.

431381594111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110690.

The product of its digits is 51840, while the sum is 41.

The spelling of 431381594111 in words is "four hundred thirty-one billion, three hundred eighty-one million, five hundred ninety-four thousand, one hundred eleven".