25304335023 has 16 divisors (see below), whose sum is σ = 37704022272. Its totient is φ = 14961912000.

The previous prime is 25304334983. The next prime is 25304335027. The reversal of 25304335023 is 32053340352.

It is not a de Polignac number, because 25304335023 - 2²¹ = 25302237871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25304335027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9349843 + ... + 9352548.

It is an arithmetic number, because the mean of its divisors is an integer number (2356501392).

Almost surely, 2^25304335023 is an apocalyptic number.

25304335023 is a deficient number, since it is larger than the sum of its proper divisors (12399687249).

25304335023 is a wasteful number, since it uses less digits than its factorization.

25304335023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18702446.

The product of its (nonzero) digits is 32400, while the sum is 30.

Adding to 25304335023 its reverse (32053340352), we get a palindrome (57357675375).

The spelling of 25304335023 in words is "twenty-five billion, three hundred four million, three hundred thirty-five thousand, twenty-three".