28533940094 has 32 divisors (see below), whose sum is σ = 46841490432. Its totient is φ = 12928500000.

The previous prime is 28533940091. The next prime is 28533940109. The reversal of 28533940094 is 49004933582.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28533940091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11184119 + ... + 11186669.

It is an arithmetic number, because the mean of its divisors is an integer number (1463796576).

Almost surely, 2^28533940094 is an apocalyptic number.

28533940094 is a deficient number, since it is larger than the sum of its proper divisors (18307550338).

28533940094 is a wasteful number, since it uses less digits than its factorization.

28533940094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3992.

The product of its (nonzero) digits is 933120, while the sum is 47.

The spelling of 28533940094 in words is "twenty-eight billion, five hundred thirty-three million, nine hundred forty thousand, ninety-four".