44249485918 has 16 divisors (see below), whose sum is σ = 74905086960. Its totient is φ = 19419836800.

The previous prime is 44249485897. The next prime is 44249485921. The reversal of 44249485918 is 81958494244.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34677643 + ... + 34678918.

It is an arithmetic number, because the mean of its divisors is an integer number (4681567935).

Almost surely, 2^44249485918 is an apocalyptic number.

44249485918 is a deficient number, since it is larger than the sum of its proper divisors (30655601042).

44249485918 is a wasteful number, since it uses less digits than its factorization.

44249485918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69356603.

The product of its digits is 13271040, while the sum is 58.

The spelling of 44249485918 in words is "forty-four billion, two hundred forty-nine million, four hundred eighty-five thousand, nine hundred eighteen".