44398138695 has 16 divisors (see below), whose sum is σ = 71063622240. Its totient is φ = 23670140544.

The previous prime is 44398138693. The next prime is 44398138783. The reversal of 44398138695 is 59683189344.

It is not a de Polignac number, because 44398138695 - 2¹ = 44398138693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44398138693) 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 15 ways as a sum of consecutive naturals, for example, 512680 + ... + 592989.

It is an arithmetic number, because the mean of its divisors is an integer number (4441476390).

Almost surely, 2^44398138695 is an apocalyptic number.

44398138695 is a deficient number, since it is larger than the sum of its proper divisors (26665483545).

44398138695 is a wasteful number, since it uses less digits than its factorization.

44398138695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1108354.

The product of its digits is 22394880, while the sum is 60.

The spelling of 44398138695 in words is "forty-four billion, three hundred ninety-eight million, one hundred thirty-eight thousand, six hundred ninety-five".