28614235499 has 4 divisors (see below), whose sum is σ = 28867458936. Its totient is φ = 28361012064.

The previous prime is 28614235399. The next prime is 28614235523. The reversal of 28614235499 is 99453241682.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 28614235499 - 2²⁴ = 28597458283 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 28614235499.

It is not an unprimeable number, because it can be changed into a prime (28614235399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126611549 + ... + 126611774.

It is an arithmetic number, because the mean of its divisors is an integer number (7216864734).

Almost surely, 2^28614235499 is an apocalyptic number.

28614235499 is a deficient number, since it is larger than the sum of its proper divisors (253223437).

28614235499 is a wasteful number, since it uses less digits than its factorization.

28614235499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253223436.

The product of its digits is 3732480, while the sum is 53.

The spelling of 28614235499 in words is "twenty-eight billion, six hundred fourteen million, two hundred thirty-five thousand, four hundred ninety-nine".