431054156441 has 16 divisors (see below), whose sum is σ = 455760561600. Its totient is φ = 407080161600.

The previous prime is 431054156437. The next prime is 431054156453. The reversal of 431054156441 is 144651450134.

It is a cyclic number.

It is not a de Polignac number, because 431054156441 - 2² = 431054156437 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 431054156395 and 431054156404.

It is not an unprimeable number, because it can be changed into a prime (431054156431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 363995 + ... + 997296.

It is an arithmetic number, because the mean of its divisors is an integer number (28485035100).

Almost surely, 2^431054156441 is an apocalyptic number.

It is an amenable number.

431054156441 is a deficient number, since it is larger than the sum of its proper divisors (24706405159).

431054156441 is a wasteful number, since it uses less digits than its factorization.

431054156441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1361560.

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 431054156441 in words is "four hundred thirty-one billion, fifty-four million, one hundred fifty-six thousand, four hundred forty-one".