25542222303 has 16 divisors (see below), whose sum is σ = 36818734176. Its totient is φ = 15657123840.

The previous prime is 25542222301. The next prime is 25542222317. The reversal of 25542222303 is 30322224552.

It is not a de Polignac number, because 25542222303 - 2¹ = 25542222301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25542222301) 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 15 ways as a sum of consecutive naturals, for example, 1264158 + ... + 1284203.

It is an arithmetic number, because the mean of its divisors is an integer number (2301170886).

Almost surely, 2^25542222303 is an apocalyptic number.

25542222303 is a deficient number, since it is larger than the sum of its proper divisors (11276511873).

25542222303 is a wasteful number, since it uses less digits than its factorization.

25542222303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2548634.

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 25542222303 its reverse (30322224552), we get a palindrome (55864446855).

The spelling of 25542222303 in words is "twenty-five billion, five hundred forty-two million, two hundred twenty-two thousand, three hundred three".