28290035999 has 2 divisors, whose sum is σ = 28290036000. Its totient is φ = 28290035998.

The previous prime is 28290035987. The next prime is 28290036091. The reversal of 28290035999 is 99953009282.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28290035999 - 2²⁸ = 28021600543 is a prime.

It is a super-2 number, since 2×28290035999² (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 (28290035909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14145017999 + 14145018000.

It is an arithmetic number, because the mean of its divisors is an integer number (14145018000).

Almost surely, 2^28290035999 is an apocalyptic number.

28290035999 is a deficient number, since it is larger than the sum of its proper divisors (1).

28290035999 is an equidigital number, since it uses as much as digits as its factorization.

28290035999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3149280, while the sum is 56.

The spelling of 28290035999 in words is "twenty-eight billion, two hundred ninety million, thirty-five thousand, nine hundred ninety-nine".