431053513552240 has 40 divisors (see below), whose sum is σ = 1018628917692768. Its totient is φ = 169594825002240.

The previous prime is 431053513552171. The next prime is 431053513552283. The reversal of 431053513552240 is 42255315350134.

It is a tau number, because it is divible by the number of its divisors (40).

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 7 ways as a sum of consecutive naturals, for example, 44165314132 + ... + 44165323891.

Almost surely, 2^{431053513552240} is an apocalyptic number.

431053513552240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

431053513552240 is an abundant number, since it is smaller than the sum of its proper divisors (587575404140528).

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

431053513552240 is a wasteful number, since it uses less digits than its factorization.

431053513552240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88330638097 (or 88330638091 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 43.

The spelling of 431053513552240 in words is "four hundred thirty-one trillion, fifty-three billion, five hundred thirteen million, five hundred fifty-two thousand, two hundred forty".