2500255122 has 16 divisors (see below), whose sum is σ = 5052063072. Its totient is φ = 824826240.

The previous prime is 2500255117. The next prime is 2500255139. The reversal of 2500255122 is 2215520052.

It is a junction number, because it is equal to n+sod(n) for n = 2500255092 and 2500255101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2147404 + ... + 2148567.

It is an arithmetic number, because the mean of its divisors is an integer number (315753942).

Almost surely, 2^2500255122 is an apocalyptic number.

2500255122 is an abundant number, since it is smaller than the sum of its proper divisors (2551807950).

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

2500255122 is a wasteful number, since it uses less digits than its factorization.

2500255122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4296073.

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 2500255122 is about 50002.5511549161. The cubic root of 2500255122 is about 1357.2549739039.

Adding to 2500255122 its reverse (2215520052), we get a palindrome (4715775174).

The spelling of 2500255122 in words is "two billion, five hundred million, two hundred fifty-five thousand, one hundred twenty-two".