2518340812 has 12 divisors (see below), whose sum is σ = 4746103936. Its totient is φ = 1162311120.

The previous prime is 2518340777. The next prime is 2518340813. The reversal of 2518340812 is 2180438152.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2518340813) 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, 24214764 + ... + 24214867.

Almost surely, 2^2518340812 is an apocalyptic number.

It is an amenable number.

2518340812 is a deficient number, since it is larger than the sum of its proper divisors (2227763124).

2518340812 is a wasteful number, since it uses less digits than its factorization.

2518340812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48429648 (or 48429646 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 2518340812 is about 50183.0729629025. The cubic root of 2518340812 is about 1360.5196997371.

Adding to 2518340812 its reverse (2180438152), we get a palindrome (4698778964).

It can be divided in two parts, 2518340 and 812, that added together give a palindrome (2519152).

The spelling of 2518340812 in words is "two billion, five hundred eighteen million, three hundred forty thousand, eight hundred twelve".