11320757775564 has 12 divisors (see below), whose sum is σ = 26415101476344. Its totient is φ = 3773585925184.

The previous prime is 11320757775557. The next prime is 11320757775599. The reversal of 11320757775564 is 46557775702311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×11320757775564² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11320757775498 and 11320757775507.

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, 471698240637 + ... + 471698240660.

It is an arithmetic number, because the mean of its divisors is an integer number (2201258456362).

Almost surely, 2^{11320757775564} is an apocalyptic number.

It is an amenable number.

11320757775564 is an abundant number, since it is smaller than the sum of its proper divisors (15094343700780).

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

11320757775564 is a wasteful number, since it uses less digits than its factorization.

11320757775564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943396481304 (or 943396481302 counting only the distinct ones).

The product of its (nonzero) digits is 43218000, while the sum is 60.

The spelling of 11320757775564 in words is "eleven trillion, three hundred twenty billion, seven hundred fifty-seven million, seven hundred seventy-five thousand, five hundred sixty-four".