11313305544 has 32 divisors (see below), whose sum is σ = 28345180320. Its totient is φ = 3762846336.

The previous prime is 11313305543. The next prime is 11313305551. The reversal of 11313305544 is 44550331311.

It is a super-2 number, since 2×11313305544² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11313305543) 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, 504774 + ... + 526709.

It is an arithmetic number, because the mean of its divisors is an integer number (885786885).

Almost surely, 2^11313305544 is an apocalyptic number.

It is an amenable number.

11313305544 is an abundant number, since it is smaller than the sum of its proper divisors (17031874776).

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

11313305544 is a wasteful number, since it uses less digits than its factorization.

11313305544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031949 (or 1031945 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 11313305544 its reverse (44550331311), we get a palindrome (55863636855).

The spelling of 11313305544 in words is "eleven billion, three hundred thirteen million, three hundred five thousand, five hundred forty-four".