28247825725711 has 8 divisors (see below), whose sum is σ = 29221959013200. Its totient is φ = 27273697127040.

The previous prime is 28247825725709. The next prime is 28247825725753. The reversal of 28247825725711 is 11752752874282.

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 28247825725711 - 2¹ = 28247825725709 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 28247825725711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28247825725771) 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, 14750760 + ... + 16555378.

It is an arithmetic number, because the mean of its divisors is an integer number (3652744876650).

Almost surely, 2^{28247825725711} is an apocalyptic number.

28247825725711 is a deficient number, since it is larger than the sum of its proper divisors (974133287489).

28247825725711 is a wasteful number, since it uses less digits than its factorization.

28247825725711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2344409.

The product of its digits is 35123200, while the sum is 61.

The spelling of 28247825725711 in words is "twenty-eight trillion, two hundred forty-seven billion, eight hundred twenty-five million, seven hundred twenty-five thousand, seven hundred eleven".