44542917279 has 20 divisors (see below), whose sum is σ = 76045051984. Its totient is φ = 25453095264.

The previous prime is 44542917191. The next prime is 44542917337. The reversal of 44542917279 is 97271924544.

44542917279 is a `hidden beast` number, since 4 + 4 + 542 + 91 + 7 + 2 + 7 + 9 = 666.

It is not a de Polignac number, because 44542917279 - 2⁷ = 44542917151 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 (44542917079) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 39278902 + ... + 39280035.

Almost surely, 2^44542917279 is an apocalyptic number.

44542917279 is a deficient number, since it is larger than the sum of its proper divisors (31502134705).

44542917279 is an equidigital number, since it uses as much as digits as its factorization.

44542917279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78558956 (or 78558947 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 54.

The spelling of 44542917279 in words is "forty-four billion, five hundred forty-two million, nine hundred seventeen thousand, two hundred seventy-nine".