28350775806 has 16 divisors (see below), whose sum is σ = 56707981200. Its totient is φ = 9449187008.

The previous prime is 28350775799. The next prime is 28350775813. The reversal of 28350775806 is 60857705382.

It is an interprime number because it is at equal distance from previous prime (28350775799) and next prime (28350775813).

It is a congruent number.

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, 209601 + ... + 317228.

It is an arithmetic number, because the mean of its divisors is an integer number (3544248825).

Almost surely, 2^28350775806 is an apocalyptic number.

28350775806 is an abundant number, since it is smaller than the sum of its proper divisors (28357205394).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28350775806 is a wasteful number, since it uses less digits than its factorization.

28350775806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535803.

The product of its (nonzero) digits is 2822400, while the sum is 51.

The spelling of 28350775806 in words is "twenty-eight billion, three hundred fifty million, seven hundred seventy-five thousand, eight hundred six".