431423233053142 has 24 divisors (see below), whose sum is σ = 718356220431696. Its totient is φ = 194159870850000.

The previous prime is 431423233053139. The next prime is 431423233053251. The reversal of 431423233053142 is 241350332324134.

It is a super-2 number, since 2×431423233053142² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 431423233053095 and 431423233053104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8825424234 + ... + 8825473117.

It is an arithmetic number, because the mean of its divisors is an integer number (29931509184654).

Almost surely, 2^{431423233053142} is an apocalyptic number.

431423233053142 is a deficient number, since it is larger than the sum of its proper divisors (286932987378554).

431423233053142 is a wasteful number, since it uses less digits than its factorization.

431423233053142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17650897476 (or 17650897465 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 40.

Adding to 431423233053142 its reverse (241350332324134), we get a palindrome (672773565377276).

The spelling of 431423233053142 in words is "four hundred thirty-one trillion, four hundred twenty-three billion, two hundred thirty-three million, fifty-three thousand, one hundred forty-two".