26328111556 has 12 divisors (see below), whose sum is σ = 46315422720. Its totient is φ = 13095133640.

The previous prime is 26328111541. The next prime is 26328111559. The reversal of 26328111556 is 65511182362.

It is a super-2 number, since 2×26328111556² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (26328111559) 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, 17229676 + ... + 17231203.

It is an arithmetic number, because the mean of its divisors is an integer number (3859618560).

Almost surely, 2^26328111556 is an apocalyptic number.

It is an amenable number.

26328111556 is a deficient number, since it is larger than the sum of its proper divisors (19987311164).

26328111556 is a wasteful number, since it uses less digits than its factorization.

26328111556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34461074 (or 34461072 counting only the distinct ones).

The product of its digits is 86400, while the sum is 40.

The spelling of 26328111556 in words is "twenty-six billion, three hundred twenty-eight million, one hundred eleven thousand, five hundred fifty-six".