11772878327 has 12 divisors (see below), whose sum is σ = 13712209560. Its totient is φ = 10078343856.

The previous prime is 11772878323. The next prime is 11772878489. The reversal of 11772878327 is 72387827711.

It is not a de Polignac number, because 11772878327 - 2² = 11772878323 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11772878323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111677 + ... + 189782.

It is an arithmetic number, because the mean of its divisors is an integer number (1142684130).

Almost surely, 2^11772878327 is an apocalyptic number.

11772878327 is a deficient number, since it is larger than the sum of its proper divisors (1939331233).

11772878327 is an equidigital number, since it uses as much as digits as its factorization.

11772878327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302270 (or 302263 counting only the distinct ones).

The product of its digits is 1843968, while the sum is 53.

The spelling of 11772878327 in words is "eleven billion, seven hundred seventy-two million, eight hundred seventy-eight thousand, three hundred twenty-seven".