11712422265 has 8 divisors (see below), whose sum is σ = 18739875648. Its totient is φ = 6246625200.

The previous prime is 11712422257. The next prime is 11712422269. The reversal of 11712422265 is 56222421711.

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

It is not a de Polignac number, because 11712422265 - 2³ = 11712422257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11712422269) 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, 390414061 + ... + 390414090.

It is an arithmetic number, because the mean of its divisors is an integer number (2342484456).

Almost surely, 2^11712422265 is an apocalyptic number.

11712422265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11712422265 is a deficient number, since it is larger than the sum of its proper divisors (7027453383).

11712422265 is an equidigital number, since it uses as much as digits as its factorization.

11712422265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780828159.

The product of its digits is 13440, while the sum is 33.

Adding to 11712422265 its reverse (56222421711), we get a palindrome (67934843976).

The spelling of 11712422265 in words is "eleven billion, seven hundred twelve million, four hundred twenty-two thousand, two hundred sixty-five".