25223144034 has 32 divisors (see below), whose sum is σ = 56070667584. Its totient is φ = 7499161280.

The previous prime is 25223144003. The next prime is 25223144083. The reversal of 25223144034 is 43044132252.

It is a junction number, because it is equal to n+sod(n) for n = 25223143992 and 25223144010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3601869 + ... + 3608864.

It is an arithmetic number, because the mean of its divisors is an integer number (1752208362).

Almost surely, 2^25223144034 is an apocalyptic number.

25223144034 is an abundant number, since it is smaller than the sum of its proper divisors (30847523550).

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

25223144034 is a wasteful number, since it uses less digits than its factorization.

25223144034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7210802.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 25223144034 its reverse (43044132252), we get a palindrome (68267276286).

The spelling of 25223144034 in words is "twenty-five billion, two hundred twenty-three million, one hundred forty-four thousand, thirty-four".