28433164733 has 2 divisors, whose sum is σ = 28433164734. Its totient is φ = 28433164732.

The previous prime is 28433164703. The next prime is 28433164769. The reversal of 28433164733 is 33746133482.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19120528729 + 9312636004 = 138277^2 + 96502^2 .

It is a cyclic number.

It is not a de Polignac number, because 28433164733 - 2¹⁴ = 28433148349 is a prime.

It is a super-2 number, since 2×28433164733² (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 (28433164703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14216582366 + 14216582367.

It is an arithmetic number, because the mean of its divisors is an integer number (14216582367).

Almost surely, 2^28433164733 is an apocalyptic number.

It is an amenable number.

28433164733 is a deficient number, since it is larger than the sum of its proper divisors (1).

28433164733 is an equidigital number, since it uses as much as digits as its factorization.

28433164733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 870912, while the sum is 44.

The spelling of 28433164733 in words is "twenty-eight billion, four hundred thirty-three million, one hundred sixty-four thousand, seven hundred thirty-three".