11164132456 has 16 divisors (see below), whose sum is σ = 21287541600. Its totient is φ = 5487454704.

The previous prime is 11164132429. The next prime is 11164132459. The reversal of 11164132456 is 65423146111.

It is a super-2 number, since 2×11164132456² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11164132459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11825940 + ... + 11826883.

It is an arithmetic number, because the mean of its divisors is an integer number (1330471350).

Almost surely, 2^11164132456 is an apocalyptic number.

It is an amenable number.

11164132456 is a deficient number, since it is larger than the sum of its proper divisors (10123409144).

11164132456 is a wasteful number, since it uses less digits than its factorization.

11164132456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23652888 (or 23652884 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

Adding to 11164132456 its reverse (65423146111), we get a palindrome (76587278567).

The spelling of 11164132456 in words is "eleven billion, one hundred sixty-four million, one hundred thirty-two thousand, four hundred fifty-six".