25424425023 has 8 divisors (see below), whose sum is σ = 33938977968. Its totient is φ = 16929744384.

The previous prime is 25424424997. The next prime is 25424425031. The reversal of 25424425023 is 32052442452.

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

It is not a de Polignac number, because 25424425023 - 2²⁸ = 25155989567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25424425073) 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, 4965090 + ... + 4970207.

It is an arithmetic number, because the mean of its divisors is an integer number (4242372246).

Almost surely, 2^25424425023 is an apocalyptic number.

25424425023 is a deficient number, since it is larger than the sum of its proper divisors (8514552945).

25424425023 is an equidigital number, since it uses as much as digits as its factorization.

25424425023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9936153.

The product of its (nonzero) digits is 76800, while the sum is 33.

Adding to 25424425023 its reverse (32052442452), we get a palindrome (57476867475).

The spelling of 25424425023 in words is "twenty-five billion, four hundred twenty-four million, four hundred twenty-five thousand, twenty-three".