44133378379391 has 16 divisors (see below), whose sum is σ = 53104412060160. Its totient is φ = 35829782987040.

The previous prime is 44133378379357. The next prime is 44133378379421. The reversal of 44133378379391 is 19397387333144.

It is not a de Polignac number, because 44133378379391 - 2²⁶ = 44133311270527 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 (44133378379331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35721680 + ... + 36936501.

It is an arithmetic number, because the mean of its divisors is an integer number (3319025753760).

Almost surely, 2^{44133378379391} is an apocalyptic number.

44133378379391 is a deficient number, since it is larger than the sum of its proper divisors (8971033680769).

44133378379391 is a wasteful number, since it uses less digits than its factorization.

44133378379391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72662774.

The product of its digits is 123451776, while the sum is 65.

The spelling of 44133378379391 in words is "forty-four trillion, one hundred thirty-three billion, three hundred seventy-eight million, three hundred seventy-nine thousand, three hundred ninety-one".