2516412522 has 64 divisors (see below), whose sum is σ = 5803539840. Its totient is φ = 720513024.

The previous prime is 2516412473. The next prime is 2516412527. The reversal of 2516412522 is 2252146152.

It is a self number, because there is not a number n which added to its sum of digits gives 2516412522.

It is not an unprimeable number, because it can be changed into a prime (2516412527) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 107353 + ... + 128675.

It is an arithmetic number, because the mean of its divisors is an integer number (90680310).

Almost surely, 2^2516412522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2516412522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2901769920).

2516412522 is an abundant number, since it is smaller than the sum of its proper divisors (3287127318).

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

2516412522 is a wasteful number, since it uses less digits than its factorization.

2516412522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21447.

The product of its digits is 9600, while the sum is 30.

The square root of 2516412522 is about 50163.8567297213. The cubic root of 2516412522 is about 1360.1723617330.

Adding to 2516412522 its reverse (2252146152), we get a palindrome (4768558674).

The spelling of 2516412522 in words is "two billion, five hundred sixteen million, four hundred twelve thousand, five hundred twenty-two".