2522015551 has 16 divisors (see below), whose sum is σ = 2786254848. Its totient is φ = 2263732000.

The previous prime is 2522015539. The next prime is 2522015557. The reversal of 2522015551 is 1555102252.

It is a cyclic number.

It is not a de Polignac number, because 2522015551 - 2⁵ = 2522015519 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 (2522015557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 422550 + ... + 428476.

It is an arithmetic number, because the mean of its divisors is an integer number (174140928).

Almost surely, 2^2522015551 is an apocalyptic number.

2522015551 is a deficient number, since it is larger than the sum of its proper divisors (264239297).

2522015551 is a wasteful number, since it uses less digits than its factorization.

2522015551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6422.

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 2522015551 is about 50219.6729479593. The cubic root of 2522015551 is about 1361.1811305992.

It can be divided in two parts, 252201 and 5551, that added together give a palindrome (257752).

The spelling of 2522015551 in words is "two billion, five hundred twenty-two million, fifteen thousand, five hundred fifty-one".