12012580935 has 16 divisors (see below), whose sum is σ = 21355699680. Its totient is φ = 6406709760.

The previous prime is 12012580933. The next prime is 12012580981. The reversal of 12012580935 is 53908521021.

It is not a de Polignac number, because 12012580935 - 2¹ = 12012580933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12012580935.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012580933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44490906 + ... + 44491175.

It is an arithmetic number, because the mean of its divisors is an integer number (1334731230).

Almost surely, 2^12012580935 is an apocalyptic number.

12012580935 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12012580935 is a deficient number, since it is larger than the sum of its proper divisors (9343118745).

12012580935 is an equidigital number, since it uses as much as digits as its factorization.

12012580935 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88982095 (or 88982089 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The spelling of 12012580935 in words is "twelve billion, twelve million, five hundred eighty thousand, nine hundred thirty-five".