12834865590 has 32 divisors (see below), whose sum is σ = 30819005280. Its totient is φ = 3420927744.

The previous prime is 12834865543. The next prime is 12834865591. The reversal of 12834865590 is 9556843821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12834865591) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44559 + ... + 166298.

It is an arithmetic number, because the mean of its divisors is an integer number (963093915).

Almost surely, 2^12834865590 is an apocalyptic number.

12834865590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12834865590 is an abundant number, since it is smaller than the sum of its proper divisors (17984139690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12834865590 is a wasteful number, since it uses less digits than its factorization.

12834865590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212896.

The product of its (nonzero) digits is 2073600, while the sum is 51.

The spelling of 12834865590 in words is "twelve billion, eight hundred thirty-four million, eight hundred sixty-five thousand, five hundred ninety".