11556272599064 has 16 divisors (see below), whose sum is σ = 21668594326800. Its totient is φ = 5777980778592.

The previous prime is 11556272599009. The next prime is 11556272599093. The reversal of 11556272599064 is 46099527265511.

It is a junction number, because it is equal to n+sod(n) for n = 11556272598988 and 11556272599006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19124012 + ... + 19719035.

It is an arithmetic number, because the mean of its divisors is an integer number (1354287145425).

Almost surely, 2^{11556272599064} is an apocalyptic number.

It is an amenable number.

11556272599064 is a deficient number, since it is larger than the sum of its proper divisors (10112321727736).

11556272599064 is a wasteful number, since it uses less digits than its factorization.

11556272599064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38880242 (or 38880238 counting only the distinct ones).

The product of its (nonzero) digits is 40824000, while the sum is 62.

The spelling of 11556272599064 in words is "eleven trillion, five hundred fifty-six billion, two hundred seventy-two million, five hundred ninety-nine thousand, sixty-four".