2552112522 has 160 divisors (see below), whose sum is σ = 6472109952. Its totient is φ = 747242496.

The previous prime is 2552112517. The next prime is 2552112523. The reversal of 2552112522 is 2252112552.

2552112522 = 3119² + 3120² + ... + 3361².

It is a happy number.

2552112522 is a `hidden beast` number, since 25 + 5 + 2 + 112 + 522 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2552112523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2723238 + ... + 2724174.

Almost surely, 2^2552112522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2552112522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3236054976).

2552112522 is an abundant number, since it is smaller than the sum of its proper divisors (3919997430).

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

2552112522 is a wasteful number, since it uses less digits than its factorization.

2552112522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034 (or 1025 counting only the distinct ones).

The product of its digits is 4000, while the sum is 27.

The square root of 2552112522 is about 50518.4374461444. The cubic root of 2552112522 is about 1366.5743747181.

The spelling of 2552112522 in words is "two billion, five hundred fifty-two million, one hundred twelve thousand, five hundred twenty-two".