5213140040 has 16 divisors (see below), whose sum is σ = 11729565180. Its totient is φ = 2085256000.

The previous prime is 5213140013. The next prime is 5213140043. The reversal of 5213140040 is 400413125.

It can be written as a sum of positive squares in 2 ways, for example, as 5213128804 + 11236 = 72202^2 + 106^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 5213139994 and 5213140021.

It is not an unprimeable number, because it can be changed into a prime (5213140043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65164211 + ... + 65164290.

Almost surely, 2^5213140040 is an apocalyptic number.

It is an amenable number.

5213140040 is an abundant number, since it is smaller than the sum of its proper divisors (6516425140).

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

5213140040 is a wasteful number, since it uses less digits than its factorization.

5213140040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130328512 (or 130328508 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 5213140040 is about 72202.0778094370. The cubic root of 5213140040 is about 1733.9362674003.

Adding to 5213140040 its reverse (400413125), we get a palindrome (5613553165).

The spelling of 5213140040 in words is "five billion, two hundred thirteen million, one hundred forty thousand, forty".