25523424231203 has 8 divisors (see below), whose sum is σ = 26364768170448. Its totient is φ = 24690055116384.

The previous prime is 25523424231199. The next prime is 25523424231281. The reversal of 25523424231203 is 30213242432552.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 25523424231203 - 2² = 25523424231199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25523424231703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1993699601 + ... + 1993712402.

It is an arithmetic number, because the mean of its divisors is an integer number (3295596021306).

Almost surely, 2^{25523424231203} is an apocalyptic number.

25523424231203 is a deficient number, since it is larger than the sum of its proper divisors (841343939245).

25523424231203 is a wasteful number, since it uses less digits than its factorization.

25523424231203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3987412213.

The product of its (nonzero) digits is 345600, while the sum is 38.

Adding to 25523424231203 its reverse (30213242432552), we get a palindrome (55736666663755).

The spelling of 25523424231203 in words is "twenty-five trillion, five hundred twenty-three billion, four hundred twenty-four million, two hundred thirty-one thousand, two hundred three".