25973615998 has 16 divisors (see below), whose sum is σ = 42979837680. Its totient is φ = 11673534400.

The previous prime is 25973615939. The next prime is 25973616023. The reversal of 25973615998 is 89951637952.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6630733 + ... + 6634648.

It is an arithmetic number, because the mean of its divisors is an integer number (2686239855).

Almost surely, 2^25973615998 is an apocalyptic number.

25973615998 is a deficient number, since it is larger than the sum of its proper divisors (17006221682).

25973615998 is a wasteful number, since it uses less digits than its factorization.

25973615998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13265483.

The product of its digits is 36741600, while the sum is 64.

The spelling of 25973615998 in words is "twenty-five billion, nine hundred seventy-three million, six hundred fifteen thousand, nine hundred ninety-eight".