11173016344 has 64 divisors (see below), whose sum is σ = 24540226560. Its totient is φ = 4669566720.

The previous prime is 11173016339. The next prime is 11173016359. The reversal of 11173016344 is 44361037111.

It is a happy number.

It is a super-2 number, since 2×11173016344² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 732039 + ... + 747145.

It is an arithmetic number, because the mean of its divisors is an integer number (383441040).

Almost surely, 2^11173016344 is an apocalyptic number.

11173016344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11173016344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12270113280).

11173016344 is an abundant number, since it is smaller than the sum of its proper divisors (13367210216).

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

11173016344 is a wasteful number, since it uses less digits than its factorization.

11173016344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15448 (or 15444 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The spelling of 11173016344 in words is "eleven billion, one hundred seventy-three million, sixteen thousand, three hundred forty-four".