431344313253364 has 36 divisors (see below), whose sum is σ = 878096400908580. Its totient is φ = 184861296883200.

The previous prime is 431344313253289. The next prime is 431344313253389. The reversal of 431344313253364 is 463352313443134.

It can be written as a sum of positive squares in 2 ways, for example, as 116283872250000 + 315060441003364 = 10783500^2 + 17749942^2 .

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66318414 + ... + 72531514.

It is an arithmetic number, because the mean of its divisors is an integer number (24391566691905).

Almost surely, 2^{431344313253364} is an apocalyptic number.

It is an amenable number.

431344313253364 is an abundant number, since it is smaller than the sum of its proper divisors (446752087655216).

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

431344313253364 is a wasteful number, since it uses less digits than its factorization.

431344313253364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6567328 (or 6567319 counting only the distinct ones).

The product of its digits is 11197440, while the sum is 49.

Adding to 431344313253364 its reverse (463352313443134), we get a palindrome (894696626696498).

The spelling of 431344313253364 in words is "four hundred thirty-one trillion, three hundred forty-four billion, three hundred thirteen million, two hundred fifty-three thousand, three hundred sixty-four".