44561940039 has 6 divisors (see below), whose sum is σ = 64367246736. Its totient is φ = 29707960020.

The previous prime is 44561939999. The next prime is 44561940097. The reversal of 44561940039 is 93004916544.

44561940039 is a `hidden beast` number, since 4 + 456 + 194 + 0 + 0 + 3 + 9 = 666.

It is not a de Polignac number, because 44561940039 - 2¹¹ = 44561937991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44561939976 and 44561940003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44561840039) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2475663327 + ... + 2475663344.

It is an arithmetic number, because the mean of its divisors is an integer number (10727874456).

Almost surely, 2^44561940039 is an apocalyptic number.

44561940039 is a deficient number, since it is larger than the sum of its proper divisors (19805306697).

44561940039 is a wasteful number, since it uses less digits than its factorization.

44561940039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4951326677 (or 4951326674 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The spelling of 44561940039 in words is "forty-four billion, five hundred sixty-one million, nine hundred forty thousand, thirty-nine".