431361523254 has 32 divisors (see below), whose sum is σ = 910702212480. Its totient is φ = 135833524992.

The previous prime is 431361523249. The next prime is 431361523277. The reversal of 431361523254 is 452325163134.

It is a super-2 number, since 2×431361523254² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5319352 + ... + 5399835.

It is an arithmetic number, because the mean of its divisors is an integer number (28459444140).

Almost surely, 2^431361523254 is an apocalyptic number.

431361523254 is an abundant number, since it is smaller than the sum of its proper divisors (479340689226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

431361523254 is a wasteful number, since it uses less digits than its factorization.

431361523254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10719564.

The product of its digits is 259200, while the sum is 39.

Adding to 431361523254 its reverse (452325163134), we get a palindrome (883686686388).

The spelling of 431361523254 in words is "four hundred thirty-one billion, three hundred sixty-one million, five hundred twenty-three thousand, two hundred fifty-four".