11655164265 has 8 divisors (see below), whose sum is σ = 18648262848. Its totient is φ = 6216087600.

The previous prime is 11655164251. The next prime is 11655164267. The reversal of 11655164265 is 56246155611.

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

It is not a de Polignac number, because 11655164265 - 2⁸ = 11655164009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11655164267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388505461 + ... + 388505490.

It is an arithmetic number, because the mean of its divisors is an integer number (2331032856).

Almost surely, 2^11655164265 is an apocalyptic number.

11655164265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11655164265 is a deficient number, since it is larger than the sum of its proper divisors (6993098583).

11655164265 is an equidigital number, since it uses as much as digits as its factorization.

11655164265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777010959.

The product of its digits is 216000, while the sum is 42.

The spelling of 11655164265 in words is "eleven billion, six hundred fifty-five million, one hundred sixty-four thousand, two hundred sixty-five".