5144320340 has 12 divisors (see below), whose sum is σ = 10803072756. Its totient is φ = 2057728128.

The previous prime is 5144320283. The next prime is 5144320393. The reversal of 5144320340 is 430234415.

It can be written as a sum of positive squares in 2 ways, for example, as 3434663236 + 1709657104 = 58606^2 + 41348^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128607989 + ... + 128608028.

It is an arithmetic number, because the mean of its divisors is an integer number (900256063).

Almost surely, 2^5144320340 is an apocalyptic number.

It is an amenable number.

5144320340 is an abundant number, since it is smaller than the sum of its proper divisors (5658752416).

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

5144320340 is a wasteful number, since it uses less digits than its factorization.

5144320340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257216026 (or 257216024 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 5144320340 is about 71723.9174892169. The cubic root of 5144320340 is about 1726.2724311918.

Adding to 5144320340 its reverse (430234415), we get a palindrome (5574554755).

The spelling of 5144320340 in words is "five billion, one hundred forty-four million, three hundred twenty thousand, three hundred forty".