12277552205 has 8 divisors (see below), whose sum is σ = 15046532352. Its totient is φ = 9613061968.

The previous prime is 12277552163. The next prime is 12277552219. The reversal of 12277552205 is 50225577221.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12277552205 - 2⁶ = 12277552141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26122217 + ... + 26122686.

It is an arithmetic number, because the mean of its divisors is an integer number (1880816544).

Almost surely, 2^12277552205 is an apocalyptic number.

It is an amenable number.

12277552205 is a deficient number, since it is larger than the sum of its proper divisors (2768980147).

12277552205 is an equidigital number, since it uses as much as digits as its factorization.

12277552205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52244955.

The product of its (nonzero) digits is 98000, while the sum is 38.

The spelling of 12277552205 in words is "twelve billion, two hundred seventy-seven million, five hundred fifty-two thousand, two hundred five".