34987280239 has 4 divisors (see below), whose sum is σ = 35647417656. Its totient is φ = 34327142824.

The previous prime is 34987280213. The next prime is 34987280249. The reversal of 34987280239 is 93208278943.

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 34987280239 - 2²⁷ = 34853062511 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 34987280239.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34987280249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 330068629 + ... + 330068734.

It is an arithmetic number, because the mean of its divisors is an integer number (8911854414).

Almost surely, 2^34987280239 is an apocalyptic number.

34987280239 is a deficient number, since it is larger than the sum of its proper divisors (660137417).

34987280239 is an equidigital number, since it uses as much as digits as its factorization.

34987280239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660137416.

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 34987280239 in words is "thirty-four billion, nine hundred eighty-seven million, two hundred eighty thousand, two hundred thirty-nine".