431144410203424 has 12 divisors (see below), whose sum is σ = 848815557588054. Its totient is φ = 215572205101696.

The previous prime is 431144410203319. The next prime is 431144410203431. The reversal of 431144410203424 is 424302014441134.

It can be written as a sum of positive squares in only one way, i.e., 426811634736400 + 4332775467024 = 20659420^2 + 2081532^2 .

It is a super-2 number, since 2×431144410203424² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6736631409397 + ... + 6736631409460.

Almost surely, 2^{431144410203424} is an apocalyptic number.

It is an amenable number.

431144410203424 is a deficient number, since it is larger than the sum of its proper divisors (417671147384630).

431144410203424 is a wasteful number, since it uses less digits than its factorization.

431144410203424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13473262818867 (or 13473262818859 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 37.

Adding to 431144410203424 its reverse (424302014441134), we get a palindrome (855446424644558).

The spelling of 431144410203424 in words is "four hundred thirty-one trillion, one hundred forty-four billion, four hundred ten million, two hundred three thousand, four hundred twenty-four".