11355555567788 has 6 divisors (see below), whose sum is σ = 19872222243636. Its totient is φ = 5677777783892.

The previous prime is 11355555567721. The next prime is 11355555567791. The reversal of 11355555567788 is 88776555555311.

It is a plaindrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1419444445970 + ... + 1419444445977.

It is an arithmetic number, because the mean of its divisors is an integer number (3312037040606).

Almost surely, 2^{11355555567788} is an apocalyptic number.

It is an amenable number.

11355555567788 is a deficient number, since it is larger than the sum of its proper divisors (8516666675848).

11355555567788 is a wasteful number, since it uses less digits than its factorization.

11355555567788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2838888891951 (or 2838888891949 counting only the distinct ones).

The product of its digits is 882000000, while the sum is 71.

The spelling of 11355555567788 in words is "eleven trillion, three hundred fifty-five billion, five hundred fifty-five million, five hundred sixty-seven thousand, seven hundred eighty-eight".