11263161455 has 32 divisors (see below), whose sum is σ = 17040578688. Its totient is φ = 6955315200.

The previous prime is 11263161443. The next prime is 11263161463. The reversal of 11263161455 is 55416136211.

It is not a de Polignac number, because 11263161455 - 2¹⁰ = 11263160431 is a prime.

It is a super-2 number, since 2×11263161455² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 283226 + ... + 320535.

It is an arithmetic number, because the mean of its divisors is an integer number (532518084).

Almost surely, 2^11263161455 is an apocalyptic number.

11263161455 is a deficient number, since it is larger than the sum of its proper divisors (5777417233).

11263161455 is a wasteful number, since it uses less digits than its factorization.

11263161455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603827.

The product of its digits is 21600, while the sum is 35.

Adding to 11263161455 its reverse (55416136211), we get a palindrome (66679297666).

The spelling of 11263161455 in words is "eleven billion, two hundred sixty-three million, one hundred sixty-one thousand, four hundred fifty-five".