44673708381 has 16 divisors (see below), whose sum is σ = 62160393600. Its totient is φ = 28484984000.

The previous prime is 44673708361. The next prime is 44673708397. The reversal of 44673708381 is 18380737644.

It is a happy number.

44673708381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 44673708381 - 2²³ = 44665319773 is a prime.

It is a super-2 number, since 2×44673708381² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44673708361) 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, 981631 + ... + 1026131.

It is an arithmetic number, because the mean of its divisors is an integer number (3885024600).

Almost surely, 2^44673708381 is an apocalyptic number.

It is an amenable number.

44673708381 is a deficient number, since it is larger than the sum of its proper divisors (17486685219).

44673708381 is a wasteful number, since it uses less digits than its factorization.

44673708381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59076.

The product of its (nonzero) digits is 2709504, while the sum is 51.

The spelling of 44673708381 in words is "forty-four billion, six hundred seventy-three million, seven hundred eight thousand, three hundred eighty-one".