225252252522 has 48 divisors (see below), whose sum is σ = 537685892640. Its totient is φ = 67582428000.

The previous prime is 225252252503. The next prime is 225252252541.

225252252522 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (225252252503) and next prime (225252252541).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5611872 + ... + 5651867.

It is an arithmetic number, because the mean of its divisors is an integer number (11201789430).

Almost surely, 2^225252252522 is an apocalyptic number.

225252252522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

225252252522 is an abundant number, since it is smaller than the sum of its proper divisors (312433640118).

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

225252252522 is a wasteful number, since it uses less digits than its factorization.

225252252522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11263859 (or 11263856 counting only the distinct ones).

The product of its digits is 160000, while the sum is 36.

It can be divided in two parts, 225252 and 252522, that added together give a palindrome (477774).

The spelling of 225252252522 in words is "two hundred twenty-five billion, two hundred fifty-two million, two hundred fifty-two thousand, five hundred twenty-two".