12007280635 has 8 divisors (see below), whose sum is σ = 16467127776. Its totient is φ = 8233563840.

The previous prime is 12007280633. The next prime is 12007280683. The reversal of 12007280635 is 53608270021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12007280635 - 2¹ = 12007280633 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 12007280635.

It is not an unprimeable number, because it can be changed into a prime (12007280633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171532546 + ... + 171532615.

It is an arithmetic number, because the mean of its divisors is an integer number (2058390972).

Almost surely, 2^12007280635 is an apocalyptic number.

12007280635 is a deficient number, since it is larger than the sum of its proper divisors (4459847141).

12007280635 is an equidigital number, since it uses as much as digits as its factorization.

12007280635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343065173.

The product of its (nonzero) digits is 20160, while the sum is 34.

The spelling of 12007280635 in words is "twelve billion, seven million, two hundred eighty thousand, six hundred thirty-five".