444160637794 has 64 divisors (see below), whose sum is σ = 733543050240. Its totient is φ = 201064248000.

The previous prime is 444160637783. The next prime is 444160637807. The reversal of 444160637794 is 497736061444.

It is a super-2 number, since 2×444160637794² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18357597 + ... + 18381775.

It is an arithmetic number, because the mean of its divisors is an integer number (11461610160).

Almost surely, 2^444160637794 is an apocalyptic number.

444160637794 is a deficient number, since it is larger than the sum of its proper divisors (289382412446).

444160637794 is a wasteful number, since it uses less digits than its factorization.

444160637794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24535.

The product of its (nonzero) digits is 12192768, while the sum is 55.

The spelling of 444160637794 in words is "four hundred forty-four billion, one hundred sixty million, six hundred thirty-seven thousand, seven hundred ninety-four".