28276243245515 has 8 divisors (see below), whose sum is σ = 35101543339440. Its totient is φ = 21840960299872.

The previous prime is 28276243245469. The next prime is 28276243245527. The reversal of 28276243245515 is 51554234267282.

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 28276243245515 - 2³⁴ = 28259063376331 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97504286909 + ... + 97504287198.

It is an arithmetic number, because the mean of its divisors is an integer number (4387692917430).

Almost surely, 2^{28276243245515} is an apocalyptic number.

28276243245515 is a deficient number, since it is larger than the sum of its proper divisors (6825300093925).

28276243245515 is a wasteful number, since it uses less digits than its factorization.

28276243245515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195008574141.

The product of its digits is 32256000, while the sum is 56.

The spelling of 28276243245515 in words is "twenty-eight trillion, two hundred seventy-six billion, two hundred forty-three million, two hundred forty-five thousand, five hundred fifteen".