25313223554234 has 48 divisors (see below), whose sum is σ = 48186891117216. Its totient is φ = 9861775812000.

The previous prime is 25313223554221. The next prime is 25313223554239. The reversal of 25313223554234 is 43245532231352.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (25313223554239) 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 in 23 ways as a sum of consecutive naturals, for example, 20198177 + ... + 21414779.

It is an arithmetic number, because the mean of its divisors is an integer number (1003893564942).

Almost surely, 2^{25313223554234} is an apocalyptic number.

25313223554234 is a deficient number, since it is larger than the sum of its proper divisors (22873667562982).

25313223554234 is a wasteful number, since it uses less digits than its factorization.

25313223554234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235931 (or 1235924 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 44.

Adding to 25313223554234 its reverse (43245532231352), we get a palindrome (68558755785586).

The spelling of 25313223554234 in words is "twenty-five trillion, three hundred thirteen billion, two hundred twenty-three million, five hundred fifty-four thousand, two hundred thirty-four".