5441957138 has 6 divisors (see below), whose sum is σ = 8163092199. Its totient is φ = 2720926406.

The previous prime is 5441957137. The next prime is 5441957173. The reversal of 5441957138 is 8317591445.

It can be written as a sum of positive squares in only one way, i.e., 2720978569 + 2720978569 = 52163^2 + 52163^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=52163.

It is a super-2 number, since 2×5441957138² = 59229794983658302088, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5441957092 and 5441957101.

It is not an unprimeable number, because it can be changed into a prime (5441957137) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 78245 + ... + 130407.

Almost surely, 2^5441957138 is an apocalyptic number.

5441957138 is a deficient number, since it is larger than the sum of its proper divisors (2721135061).

5441957138 is an frugal number, since it uses more digits than its factorization.

5441957138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104328 (or 52165 counting only the distinct ones).

The product of its digits is 604800, while the sum is 47.

The square root of 5441957138 is about 73769.6220540678. The cubic root of 5441957138 is about 1758.9427553995.

The spelling of 5441957138 in words is "five billion, four hundred forty-one million, nine hundred fifty-seven thousand, one hundred thirty-eight".