431560223353 has 16 divisors (see below), whose sum is σ = 504286000000. Its totient is φ = 369167316336.

The previous prime is 431560223291. The next prime is 431560223359. The reversal of 431560223353 is 353322065134.

It is not a de Polignac number, because 431560223353 - 2²¹ = 431558126201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (431560223359) 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, 1089558 + ... + 1431871.

It is an arithmetic number, because the mean of its divisors is an integer number (31517875000).

Almost surely, 2^431560223353 is an apocalyptic number.

It is an amenable number.

431560223353 is a deficient number, since it is larger than the sum of its proper divisors (72725776647).

431560223353 is an equidigital number, since it uses as much as digits as its factorization.

431560223353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2521949 (or 2521935 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 37.

Adding to 431560223353 its reverse (353322065134), we get a palindrome (784882288487).

The spelling of 431560223353 in words is "four hundred thirty-one billion, five hundred sixty million, two hundred twenty-three thousand, three hundred fifty-three".