44042621650 has 48 divisors (see below), whose sum is σ = 86763527136. Its totient is φ = 16575883520.

The previous prime is 44042621621. The next prime is 44042621659. The reversal of 44042621650 is 5612624044.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (44042621659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4369917 + ... + 4379983.

It is an arithmetic number, because the mean of its divisors is an integer number (1807573482).

Almost surely, 2^44042621650 is an apocalyptic number.

44042621650 is a deficient number, since it is larger than the sum of its proper divisors (42720905486).

44042621650 is a wasteful number, since it uses less digits than its factorization.

44042621650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15243 (or 15238 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 44042621650 in words is "forty-four billion, forty-two million, six hundred twenty-one thousand, six hundred fifty".