25000252763891 has 8 divisors (see below), whose sum is σ = 25024594170240. Its totient is φ = 24975921038272.

The previous prime is 25000252763803. The next prime is 25000252763911. The reversal of 25000252763891 is 19836725200052.

It is a happy number.

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 25000252763891 - 2¹⁴ = 25000252747507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25000252763191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2752661 + ... + 7587993.

It is an arithmetic number, because the mean of its divisors is an integer number (3128074271280).

Almost surely, 2^{25000252763891} is an apocalyptic number.

25000252763891 is a deficient number, since it is larger than the sum of its proper divisors (24341406349).

25000252763891 is a wasteful number, since it uses less digits than its factorization.

25000252763891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4840365.

The product of its (nonzero) digits is 1814400, while the sum is 50.

The spelling of 25000252763891 in words is "twenty-five trillion, two hundred fifty-two million, seven hundred sixty-three thousand, eight hundred ninety-one".