44004786642 has 12 divisors (see below), whose sum is σ = 95343704430. Its totient is φ = 14668262208.

The previous prime is 44004786611. The next prime is 44004786643. The reversal of 44004786642 is 24668740044.

It can be written as a sum of positive squares in only one way, i.e., 42159998241 + 1844788401 = 205329^2 + 42951^2 .

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (44004786643) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1222355167 + ... + 1222355202.

Almost surely, 2^44004786642 is an apocalyptic number.

44004786642 is an abundant number, since it is smaller than the sum of its proper divisors (51338917788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44004786642 is a wasteful number, since it uses less digits than its factorization.

44004786642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2444710377 (or 2444710374 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 45.

The spelling of 44004786642 in words is "forty-four billion, four million, seven hundred eighty-six thousand, six hundred forty-two".