28474683733 has 2 divisors, whose sum is σ = 28474683734. Its totient is φ = 28474683732.

The previous prime is 28474683709. The next prime is 28474683751. The reversal of 28474683733 is 33738647482.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22771715409 + 5702968324 = 150903^2 + 75518^2 .

It is a cyclic number.

It is not a de Polignac number, because 28474683733 - 2³³ = 19884749141 is a prime.

It is a super-2 number, since 2×28474683733² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28474683533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14237341866 + 14237341867.

It is an arithmetic number, because the mean of its divisors is an integer number (14237341867).

Almost surely, 2^28474683733 is an apocalyptic number.

It is an amenable number.

28474683733 is a deficient number, since it is larger than the sum of its proper divisors (1).

28474683733 is an equidigital number, since it uses as much as digits as its factorization.

28474683733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16257024, while the sum is 55.

The spelling of 28474683733 in words is "twenty-eight billion, four hundred seventy-four million, six hundred eighty-three thousand, seven hundred thirty-three".