431440005225056 has 24 divisors (see below), whose sum is σ = 899362069716600. Its totient is φ = 203030590693888.

The previous prime is 431440005225023. The next prime is 431440005225077. The reversal of 431440005225056 is 650522500044134.

It is a super-2 number, since 2×431440005225056² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 396544121906 + ... + 396544122993.

It is an arithmetic number, because the mean of its divisors is an integer number (37473419571525).

Almost surely, 2^{431440005225056} is an apocalyptic number.

It is an amenable number.

431440005225056 is an abundant number, since it is smaller than the sum of its proper divisors (467922064491544).

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

431440005225056 is a wasteful number, since it uses less digits than its factorization.

431440005225056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793088244926 (or 793088244918 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 41.

The spelling of 431440005225056 in words is "four hundred thirty-one trillion, four hundred forty billion, five million, two hundred twenty-five thousand, fifty-six".