25834740925 has 12 divisors (see below), whose sum is σ = 36611518816. Its totient is φ = 17715250800.

The previous prime is 25834740907. The next prime is 25834740929. The reversal of 25834740925 is 52904743852.

It is a happy number.

It is not a de Polignac number, because 25834740925 - 2²¹ = 25832643773 is a prime.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25834740929) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73813371 + ... + 73813720.

Almost surely, 2^25834740925 is an apocalyptic number.

25834740925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25834740925 is a deficient number, since it is larger than the sum of its proper divisors (10776777891).

25834740925 is a wasteful number, since it uses less digits than its factorization.

25834740925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147627108 (or 147627103 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 49.

The spelling of 25834740925 in words is "twenty-five billion, eight hundred thirty-four million, seven hundred forty thousand, nine hundred twenty-five".