11172253368 has 32 divisors (see below), whose sum is σ = 27943868160. Its totient is φ = 3722319840.

The previous prime is 11172253361. The next prime is 11172253439. The reversal of 11172253368 is 86335227111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11172253361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58080 + ... + 160367.

It is an arithmetic number, because the mean of its divisors is an integer number (873245880).

Almost surely, 2^11172253368 is an apocalyptic number.

It is an amenable number.

11172253368 is an abundant number, since it is smaller than the sum of its proper divisors (16771614792).

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

11172253368 is a wasteful number, since it uses less digits than its factorization.

11172253368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220587 (or 220583 counting only the distinct ones).

The product of its digits is 60480, while the sum is 39.

The spelling of 11172253368 in words is "eleven billion, one hundred seventy-two million, two hundred fifty-three thousand, three hundred sixty-eight".