25224525122 has 4 divisors (see below), whose sum is σ = 37836787686. Its totient is φ = 12612262560.

The previous prime is 25224525101. The next prime is 25224525127. The reversal of 25224525122 is 22152542252.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14915981161 + 10308543961 = 122131^2 + 101531^2 .

It is a super-2 number, since 2×25224525122² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25224525127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6306131279 + ... + 6306131282.

Almost surely, 2^25224525122 is an apocalyptic number.

25224525122 is a deficient number, since it is larger than the sum of its proper divisors (12612262564).

25224525122 is a wasteful number, since it uses less digits than its factorization.

25224525122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12612262563.

The product of its digits is 32000, while the sum is 32.

The spelling of 25224525122 in words is "twenty-five billion, two hundred twenty-four million, five hundred twenty-five thousand, one hundred twenty-two".