25942245535 has 8 divisors (see below), whose sum is σ = 31266637920. Its totient is φ = 20663167584.

The previous prime is 25942245533. The next prime is 25942245587. The reversal of 25942245535 is 53554224952.

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 25942245535 - 2¹ = 25942245533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25942245533) 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, 11327347 + ... + 11329636.

It is an arithmetic number, because the mean of its divisors is an integer number (3908329740).

Almost surely, 2^25942245535 is an apocalyptic number.

25942245535 is a deficient number, since it is larger than the sum of its proper divisors (5324392385).

25942245535 is a wasteful number, since it uses less digits than its factorization.

25942245535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22657217.

The product of its digits is 2160000, while the sum is 46.

The spelling of 25942245535 in words is "twenty-five billion, nine hundred forty-two million, two hundred forty-five thousand, five hundred thirty-five".