2516610413 has 8 divisors (see below), whose sum is σ = 2535147288. Its totient is φ = 2498119744.

The previous prime is 2516610409. The next prime is 2516610431. The reversal of 2516610413 is 3140166152.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 983261449 + 1533348964 = 31357^2 + 39158^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2516610413 - 2² = 2516610409 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2536610413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101831 + ... + 124107.

It is an arithmetic number, because the mean of its divisors is an integer number (316893411).

Almost surely, 2^2516610413 is an apocalyptic number.

It is an amenable number.

2516610413 is a deficient number, since it is larger than the sum of its proper divisors (18536875).

2516610413 is a wasteful number, since it uses less digits than its factorization.

2516610413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23103.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 2516610413 is about 50165.8291369733. The cubic root of 2516610413 is about 1360.2080155074.

Adding to 2516610413 its reverse (3140166152), we get a palindrome (5656776565).

The spelling of 2516610413 in words is "two billion, five hundred sixteen million, six hundred ten thousand, four hundred thirteen".