44336681399 has 4 divisors (see below), whose sum is σ = 45766896960. Its totient is φ = 42906465840.

The previous prime is 44336681387. The next prime is 44336681447. The reversal of 44336681399 is 99318663344.

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 44336681399 - 2⁴ = 44336681383 is a prime.

It is a super-3 number, since 3×44336681399³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44336681339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 715107734 + ... + 715107795.

It is an arithmetic number, because the mean of its divisors is an integer number (11441724240).

Almost surely, 2^44336681399 is an apocalyptic number.

44336681399 is a deficient number, since it is larger than the sum of its proper divisors (1430215561).

44336681399 is a wasteful number, since it uses less digits than its factorization.

44336681399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1430215560.

The product of its digits is 10077696, while the sum is 56.

The spelling of 44336681399 in words is "forty-four billion, three hundred thirty-six million, six hundred eighty-one thousand, three hundred ninety-nine".