444683715437731 has 12 divisors (see below), whose sum is σ = 558610948319536. Its totient is φ = 346506791249520.

The previous prime is 444683715437713. The next prime is 444683715437743. The reversal of 444683715437731 is 137734517386444.

It is a happy number.

It is not a de Polignac number, because 444683715437731 - 2²³ = 444683707049123 is a prime.

It is a super-2 number, since 2×444683715437731² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (444683715437791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 262505144040 + ... + 262505145733.

Almost surely, 2^{444683715437731} is an apocalyptic number.

444683715437731 is a deficient number, since it is larger than the sum of its proper divisors (113927232881805).

444683715437731 is a wasteful number, since it uses less digits than its factorization.

444683715437731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525010289802 (or 525010289791 counting only the distinct ones).

The product of its digits is 568995840, while the sum is 67.

The spelling of 444683715437731 in words is "four hundred forty-four trillion, six hundred eighty-three billion, seven hundred fifteen million, four hundred thirty-seven thousand, seven hundred thirty-one".