44685136319 has 8 divisors (see below), whose sum is σ = 45909824640. Its totient is φ = 43461341856.

The previous prime is 44685136303. The next prime is 44685136357. The reversal of 44685136319 is 91363158644.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44685136319 - 2⁴ = 44685136303 is a prime.

It is a super-2 number, since 2×44685136319² (a number of 22 digits) contains 22 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 (44685136019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121484 + ... + 322689.

It is an arithmetic number, because the mean of its divisors is an integer number (5738728080).

Almost surely, 2^44685136319 is an apocalyptic number.

44685136319 is a deficient number, since it is larger than the sum of its proper divisors (1224688321).

44685136319 is a wasteful number, since it uses less digits than its factorization.

44685136319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446929.

The product of its digits is 1866240, while the sum is 50.

The spelling of 44685136319 in words is "forty-four billion, six hundred eighty-five million, one hundred thirty-six thousand, three hundred nineteen".