28904733301 has 2 divisors, whose sum is σ = 28904733302. Its totient is φ = 28904733300.

The previous prime is 28904733287. The next prime is 28904733349. The reversal of 28904733301 is 10333740982.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17953320100 + 10951413201 = 133990^2 + 104649^2 .

It is a cyclic number.

It is not a de Polignac number, because 28904733301 - 2⁹ = 28904732789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28904733101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14452366650 + 14452366651.

It is an arithmetic number, because the mean of its divisors is an integer number (14452366651).

Almost surely, 2^28904733301 is an apocalyptic number.

It is an amenable number.

28904733301 is a deficient number, since it is larger than the sum of its proper divisors (1).

28904733301 is an equidigital number, since it uses as much as digits as its factorization.

28904733301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 28904733301 in words is "twenty-eight billion, nine hundred four million, seven hundred thirty-three thousand, three hundred one".