44115398497 has 4 divisors (see below), whose sum is σ = 46710421956. Its totient is φ = 41520375040.

The previous prime is 44115398491. The next prime is 44115398513. The reversal of 44115398497 is 79489351144.

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

It can be written as a sum of positive squares in 2 ways, for example, as 13705619041 + 30409779456 = 117071^2 + 174384^2 .

It is a cyclic number.

It is not a de Polignac number, because 44115398497 - 2³⁵ = 9755660129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44115398491) 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 3 ways as a sum of consecutive naturals, for example, 1297511704 + ... + 1297511737.

It is an arithmetic number, because the mean of its divisors is an integer number (11677605489).

Almost surely, 2^44115398497 is an apocalyptic number.

It is an amenable number.

44115398497 is a deficient number, since it is larger than the sum of its proper divisors (2595023459).

44115398497 is a wasteful number, since it uses less digits than its factorization.

44115398497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2595023458.

The product of its digits is 4354560, while the sum is 55.

The spelling of 44115398497 in words is "forty-four billion, one hundred fifteen million, three hundred ninety-eight thousand, four hundred ninety-seven".