25235222403 has 8 divisors (see below), whose sum is σ = 33652110016. Its totient is φ = 16820908200.

The previous prime is 25235222371. The next prime is 25235222413. The reversal of 25235222403 is 30422253252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 25235222403 - 2⁵ = 25235222371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25235222413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 620353 + ... + 659778.

It is an arithmetic number, because the mean of its divisors is an integer number (4206513752).

Almost surely, 2^25235222403 is an apocalyptic number.

25235222403 is a deficient number, since it is larger than the sum of its proper divisors (8416887613).

25235222403 is a wasteful number, since it uses less digits than its factorization.

25235222403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1286705.

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

Adding to 25235222403 its reverse (30422253252), we get a palindrome (55657475655).

The spelling of 25235222403 in words is "twenty-five billion, two hundred thirty-five million, two hundred twenty-two thousand, four hundred three".