11272120761463 has 4 divisors (see below), whose sum is σ = 11341274876728. Its totient is φ = 11202966646200.

The previous prime is 11272120761449. The next prime is 11272120761487. The reversal of 11272120761463 is 36416702127211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11272120761463 - 2³³ = 11263530826871 is a prime.

It is a super-2 number, since 2×11272120761463² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11272120761443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34577057388 + ... + 34577057713.

It is an arithmetic number, because the mean of its divisors is an integer number (2835318719182).

Almost surely, 2^{11272120761463} is an apocalyptic number.

11272120761463 is a deficient number, since it is larger than the sum of its proper divisors (69154115265).

11272120761463 is an equidigital number, since it uses as much as digits as its factorization.

11272120761463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69154115264.

The product of its (nonzero) digits is 169344, while the sum is 43.

Adding to 11272120761463 its reverse (36416702127211), we get a palindrome (47688822888674).

The spelling of 11272120761463 in words is "eleven trillion, two hundred seventy-two billion, one hundred twenty million, seven hundred sixty-one thousand, four hundred sixty-three".