28341645774 has 24 divisors (see below), whose sum is σ = 61378951032. Its totient is φ = 8720506080.

The previous prime is 28341645767. The next prime is 28341645803. The reversal of 28341645774 is 47754614382.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13974157 + ... + 13976184.

It is an arithmetic number, because the mean of its divisors is an integer number (2557456293).

Almost surely, 2^28341645774 is an apocalyptic number.

28341645774 is an abundant number, since it is smaller than the sum of its proper divisors (33037305258).

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

28341645774 is a wasteful number, since it uses less digits than its factorization.

28341645774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27950372 (or 27950359 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 51.

The spelling of 28341645774 in words is "twenty-eight billion, three hundred forty-one million, six hundred forty-five thousand, seven hundred seventy-four".