25353123228 has 48 divisors (see below), whose sum is σ = 66522274560. Its totient is φ = 8349218352.

The previous prime is 25353123199. The next prime is 25353123251. The reversal of 25353123228 is 82232135352.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 25353123192 and 25353123201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1405200 + ... + 1423127.

It is an arithmetic number, because the mean of its divisors is an integer number (1385880720).

Almost surely, 2^25353123228 is an apocalyptic number.

It is an amenable number.

25353123228 is an abundant number, since it is smaller than the sum of its proper divisors (41169151332).

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

25353123228 is a wasteful number, since it uses less digits than its factorization.

25353123228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2828423 (or 2828415 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The spelling of 25353123228 in words is "twenty-five billion, three hundred fifty-three million, one hundred twenty-three thousand, two hundred twenty-eight".