444725861264137 has 8 divisors (see below), whose sum is σ = 451166395312512. Its totient is φ = 438290238036000.

The previous prime is 444725861264117. The next prime is 444725861264173. The reversal of 444725861264137 is 731462168527444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 444725861264137 - 2³⁹ = 444176105450249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444725861264117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1227522628 + ... + 1227884869.

It is an arithmetic number, because the mean of its divisors is an integer number (56395799414064).

Almost surely, 2^{444725861264137} is an apocalyptic number.

It is an amenable number.

444725861264137 is a deficient number, since it is larger than the sum of its proper divisors (6440534048375).

444725861264137 is a wasteful number, since it uses less digits than its factorization.

444725861264137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2455410119.

The product of its digits is 216760320, while the sum is 64.

The spelling of 444725861264137 in words is "four hundred forty-four trillion, seven hundred twenty-five billion, eight hundred sixty-one million, two hundred sixty-four thousand, one hundred thirty-seven".