2551142322 has 48 divisors (see below), whose sum is σ = 5634914688. Its totient is φ = 833978880.

The previous prime is 2551142311. The next prime is 2551142323. The reversal of 2551142322 is 2232411552.

2551142322 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2551142323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 241483 + ... + 251825.

It is an arithmetic number, because the mean of its divisors is an integer number (117394056).

Almost surely, 2^2551142322 is an apocalyptic number.

2551142322 is an abundant number, since it is smaller than the sum of its proper divisors (3083772366).

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

2551142322 is a wasteful number, since it uses less digits than its factorization.

2551142322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10615 (or 10612 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 2551142322 is about 50508.8340986010. The cubic root of 2551142322 is about 1366.4011824454.

Adding to 2551142322 its reverse (2232411552), we get a palindrome (4783553874).

The spelling of 2551142322 in words is "two billion, five hundred fifty-one million, one hundred forty-two thousand, three hundred twenty-two".