44564485685 has 16 divisors (see below), whose sum is σ = 53582256000. Its totient is φ = 35581736256.

The previous prime is 44564485681. The next prime is 44564485699. The reversal of 44564485685 is 58658446544.

It is a cyclic number.

It is not a de Polignac number, because 44564485685 - 2² = 44564485681 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44564485681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10244891 + ... + 10249239.

It is an arithmetic number, because the mean of its divisors is an integer number (3348891000).

Almost surely, 2^44564485685 is an apocalyptic number.

It is an amenable number.

44564485685 is a deficient number, since it is larger than the sum of its proper divisors (9017770315).

44564485685 is a wasteful number, since it uses less digits than its factorization.

44564485685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7900.

The product of its digits is 73728000, while the sum is 59.

The spelling of 44564485685 in words is "forty-four billion, five hundred sixty-four million, four hundred eighty-five thousand, six hundred eighty-five".