5444436344391 has 96 divisors (see below), whose sum is σ = 9136654765056. Its totient is φ = 3211125120000.

The previous prime is 5444436344371. The next prime is 5444436344393. The reversal of 5444436344391 is 1934436344445.

5444436344391 is a `hidden beast` number, since 5 + 44 + 44 + 36 + 3 + 443 + 91 = 666.

It is not a de Polignac number, because 5444436344391 - 2⁵ = 5444436344359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5444436344393) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 43884850 + ... + 44008736.

It is an arithmetic number, because the mean of its divisors is an integer number (95173487136).

Almost surely, 2^{5444436344391} is an apocalyptic number.

5444436344391 is a deficient number, since it is larger than the sum of its proper divisors (3692218420665).

5444436344391 is a wasteful number, since it uses less digits than its factorization.

5444436344391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124355 (or 124343 counting only the distinct ones).

The product of its digits is 29859840, while the sum is 54.

Adding to 5444436344391 its sum of digits (54), we get a palindrome (5444436344445).

The spelling of 5444436344391 in words is "five trillion, four hundred forty-four billion, four hundred thirty-six million, three hundred forty-four thousand, three hundred ninety-one".