2551413522 has 64 divisors (see below), whose sum is σ = 6040240128. Its totient is φ = 703080000.

The previous prime is 2551413521. The next prime is 2551413539. The reversal of 2551413522 is 2253141552.

It is a self number, because there is not a number n which added to its sum of digits gives 2551413522.

It is not an unprimeable number, because it can be changed into a prime (2551413521) 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, 401772 + ... + 408072.

It is an arithmetic number, because the mean of its divisors is an integer number (94378752).

Almost surely, 2^2551413522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2551413522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3020120064).

2551413522 is an abundant number, since it is smaller than the sum of its proper divisors (3488826606).

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

2551413522 is a wasteful number, since it uses less digits than its factorization.

2551413522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6655.

The product of its digits is 12000, while the sum is 30.

The square root of 2551413522 is about 50511.5187061328. The cubic root of 2551413522 is about 1366.4495993013.

The spelling of 2551413522 in words is "two billion, five hundred fifty-one million, four hundred thirteen thousand, five hundred twenty-two".