44004797087 has 4 divisors (see below), whose sum is σ = 44007557760. Its totient is φ = 44002036416.

The previous prime is 44004797077. The next prime is 44004797129. The reversal of 44004797087 is 78079740044.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44004797087 - 2⁴ = 44004797071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44004797077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1356287 + ... + 1388352.

It is an arithmetic number, because the mean of its divisors is an integer number (11001889440).

Almost surely, 2^44004797087 is an apocalyptic number.

44004797087 is a deficient number, since it is larger than the sum of its proper divisors (2760673).

44004797087 is a wasteful number, since it uses less digits than its factorization.

44004797087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2760672.

The product of its (nonzero) digits is 1580544, while the sum is 50.

The spelling of 44004797087 in words is "forty-four billion, four million, seven hundred ninety-seven thousand, eighty-seven".