431441059646 has 16 divisors (see below), whose sum is σ = 661192410624. Its totient is φ = 211090126464.

The previous prime is 431441059619. The next prime is 431441059657. The reversal of 431441059646 is 646950144134.

It is a super-2 number, since 2×431441059646² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 431441059646.

It is a congruent number.

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, 11615615 + ... + 11652698.

It is an arithmetic number, because the mean of its divisors is an integer number (41324525664).

Almost surely, 2^431441059646 is an apocalyptic number.

431441059646 is a deficient number, since it is larger than the sum of its proper divisors (229751350978).

431441059646 is a wasteful number, since it uses less digits than its factorization.

431441059646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23268515.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 431441059646 in words is "four hundred thirty-one billion, four hundred forty-one million, fifty-nine thousand, six hundred forty-six".