28094074734 has 16 divisors (see below), whose sum is σ = 61296163200. Its totient is φ = 8513355960.

The previous prime is 28094074733. The next prime is 28094074763. The reversal of 28094074734 is 43747049082.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28094074733) 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, 212833834 + ... + 212833965.

It is an arithmetic number, because the mean of its divisors is an integer number (3831010200).

Almost surely, 2^28094074734 is an apocalyptic number.

28094074734 is an abundant number, since it is smaller than the sum of its proper divisors (33202088466).

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

28094074734 is a wasteful number, since it uses less digits than its factorization.

28094074734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425667815.

The product of its (nonzero) digits is 1354752, while the sum is 48.

The spelling of 28094074734 in words is "twenty-eight billion, ninety-four million, seventy-four thousand, seven hundred thirty-four".