28426246115 has 4 divisors (see below), whose sum is σ = 34111495344. Its totient is φ = 22740996888.

The previous prime is 28426246097. The next prime is 28426246117. The reversal of 28426246115 is 51164262482.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 28426246115 - 2¹⁶ = 28426180579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28426246117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2842624607 + ... + 2842624616.

It is an arithmetic number, because the mean of its divisors is an integer number (8527873836).

Almost surely, 2^28426246115 is an apocalyptic number.

28426246115 is a deficient number, since it is larger than the sum of its proper divisors (5685249229).

28426246115 is an equidigital number, since it uses as much as digits as its factorization.

28426246115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5685249228.

The product of its digits is 184320, while the sum is 41.

The spelling of 28426246115 in words is "twenty-eight billion, four hundred twenty-six million, two hundred forty-six thousand, one hundred fifteen".