25252509441922 has 32 divisors (see below), whose sum is σ = 43739000242560. Its totient is φ = 10710749266560.

The previous prime is 25252509441893. The next prime is 25252509441923. The reversal of 25252509441922 is 22914490525252.

It is a super-2 number, since 2×25252509441922² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25252509441922.

It is not an unprimeable number, because it can be changed into a prime (25252509441923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19850979 + ... + 21084742.

It is an arithmetic number, because the mean of its divisors is an integer number (1366843757580).

Almost surely, 2^{25252509441922} is an apocalyptic number.

25252509441922 is a deficient number, since it is larger than the sum of its proper divisors (18486490800638).

25252509441922 is a wasteful number, since it uses less digits than its factorization.

25252509441922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40936186.

The product of its (nonzero) digits is 5184000, while the sum is 52.

The spelling of 25252509441922 in words is "twenty-five trillion, two hundred fifty-two billion, five hundred nine million, four hundred forty-one thousand, nine hundred twenty-two".