431343323340 has 24 divisors (see below), whose sum is σ = 1207761305520. Its totient is φ = 115024886208.

The previous prime is 431343323303. The next prime is 431343323353. The reversal of 431343323340 is 43323343134.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3594527635 + ... + 3594527754.

It is an arithmetic number, because the mean of its divisors is an integer number (50323387730).

Almost surely, 2^431343323340 is an apocalyptic number.

It is an amenable number.

431343323340 is an abundant number, since it is smaller than the sum of its proper divisors (776417982180).

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

431343323340 is a wasteful number, since it uses less digits than its factorization.

431343323340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7189055401 (or 7189055399 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 33.

Adding to 431343323340 its reverse (43323343134), we get a palindrome (474666666474).

The spelling of 431343323340 in words is "four hundred thirty-one billion, three hundred forty-three million, three hundred twenty-three thousand, three hundred forty".