5365398444 has 96 divisors (see below), whose sum is σ = 14826577920. Its totient is φ = 1478288448.

The previous prime is 5365398443. The next prime is 5365398469. The reversal of 5365398444 is 4448935635.

It is a super-2 number, since 2×5365398444² = 57575000925755242272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5365398443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 275947 + ... + 294749.

It is an arithmetic number, because the mean of its divisors is an integer number (154443520).

Almost surely, 2^5365398444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5365398444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7413288960).

5365398444 is an abundant number, since it is smaller than the sum of its proper divisors (9461179476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5365398444 is a wasteful number, since it uses less digits than its factorization.

5365398444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18939 (or 18937 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 51.

The square root of 5365398444 is about 73248.8801552624. The cubic root of 5365398444 is about 1750.6553674894.

The spelling of 5365398444 in words is "five billion, three hundred sixty-five million, three hundred ninety-eight thousand, four hundred forty-four".