44394668031 has 8 divisors (see below), whose sum is σ = 67649017984. Its totient is φ = 25368381720.

The previous prime is 44394668027. The next prime is 44394668051. The reversal of 44394668031 is 13086649344.

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

It is not a de Polignac number, because 44394668031 - 2² = 44394668027 is a prime.

It is a super-2 number, since 2×44394668031² (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 (44394668051) 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, 1057015885 + ... + 1057015926.

It is an arithmetic number, because the mean of its divisors is an integer number (8456127248).

Almost surely, 2^44394668031 is an apocalyptic number.

44394668031 is a deficient number, since it is larger than the sum of its proper divisors (23254349953).

44394668031 is a wasteful number, since it uses less digits than its factorization.

44394668031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2114031821.

The product of its (nonzero) digits is 1492992, while the sum is 48.

The spelling of 44394668031 in words is "forty-four billion, three hundred ninety-four million, six hundred sixty-eight thousand, thirty-one".