25253273103 has 64 divisors (see below), whose sum is σ = 38149816320. Its totient is φ = 14789174400.

The previous prime is 25253273099. The next prime is 25253273147. The reversal of 25253273103 is 30137235252.

It is a happy number.

It is not a de Polignac number, because 25253273103 - 2² = 25253273099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25253273153) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 4023858 + ... + 4030128.

It is an arithmetic number, because the mean of its divisors is an integer number (596090880).

Almost surely, 2^25253273103 is an apocalyptic number.

25253273103 is a deficient number, since it is larger than the sum of its proper divisors (12896543217).

25253273103 is a wasteful number, since it uses less digits than its factorization.

25253273103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6420.

The product of its (nonzero) digits is 37800, while the sum is 33.

The spelling of 25253273103 in words is "twenty-five billion, two hundred fifty-three million, two hundred seventy-three thousand, one hundred three".