44149299856 has 20 divisors (see below), whose sum is σ = 85897180800. Its totient is φ = 21982285472.

The previous prime is 44149299851. The next prime is 44149299869. The reversal of 44149299856 is 65899294144.

It is a junction number, because it is equal to n+sod(n) for n = 44149299794 and 44149299803.

It is not an unprimeable number, because it can be changed into a prime (44149299851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5768836 + ... + 5776483.

It is an arithmetic number, because the mean of its divisors is an integer number (4294859040).

Almost surely, 2^44149299856 is an apocalyptic number.

It is an amenable number.

44149299856 is a deficient number, since it is larger than the sum of its proper divisors (41747880944).

44149299856 is a wasteful number, since it uses less digits than its factorization.

44149299856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11545566 (or 11545560 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 61.

The spelling of 44149299856 in words is "forty-four billion, one hundred forty-nine million, two hundred ninety-nine thousand, eight hundred fifty-six".