11216136504 has 16 divisors (see below), whose sum is σ = 28040341320. Its totient is φ = 3738712160.

The previous prime is 11216136499. The next prime is 11216136509. The reversal of 11216136504 is 40563161211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11216136499) and next prime (11216136509).

It is a super-2 number, since 2×11216136504² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11216136509) 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, 233669487 + ... + 233669534.

Almost surely, 2^11216136504 is an apocalyptic number.

It is an amenable number.

11216136504 is an abundant number, since it is smaller than the sum of its proper divisors (16824204816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11216136504 is a wasteful number, since it uses less digits than its factorization.

11216136504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467339030 (or 467339026 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

Adding to 11216136504 its reverse (40563161211), we get a palindrome (51779297715).

The spelling of 11216136504 in words is "eleven billion, two hundred sixteen million, one hundred thirty-six thousand, five hundred four".