2522516641 has 8 divisors (see below), whose sum is σ = 2538898560. Its totient is φ = 2506171248.

The previous prime is 2522516639. The next prime is 2522516653. The reversal of 2522516641 is 1466152252.

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 2522516641 - 2¹ = 2522516639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2522516597 and 2522516606.

It is not an unprimeable number, because it can be changed into a prime (2522516671) 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, 136920 + ... + 154246.

It is an arithmetic number, because the mean of its divisors is an integer number (317362320).

Almost surely, 2^2522516641 is an apocalyptic number.

It is an amenable number.

2522516641 is a deficient number, since it is larger than the sum of its proper divisors (16381919).

2522516641 is a wasteful number, since it uses less digits than its factorization.

2522516641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18263.

The product of its digits is 28800, while the sum is 34.

The square root of 2522516641 is about 50224.6616812896. The cubic root of 2522516641 is about 1361.2712739879.

Adding to 2522516641 its reverse (1466152252), we get a palindrome (3988668893).

The spelling of 2522516641 in words is "two billion, five hundred twenty-two million, five hundred sixteen thousand, six hundred forty-one".