11855942023796 has 24 divisors (see below), whose sum is σ = 22947779679720. Its totient is φ = 5324082072192.

The previous prime is 11855942023787. The next prime is 11855942023813. The reversal of 11855942023796 is 69732024955811.

It can be written as a sum of positive squares in 4 ways, for example, as 2998092250000 + 8857849773796 = 1731500^2 + 2976214^2 .

It is a super-4 number, since 4×11855942023796⁴ (a number of 53 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3081064091 + ... + 3081067938.

It is an arithmetic number, because the mean of its divisors is an integer number (956157486655).

It is a 1-persistent number, because it is pandigital, but 2⋅11855942023796 = 23711884047592 is not.

Almost surely, 2^{11855942023796} is an apocalyptic number.

It is an amenable number.

11855942023796 is a deficient number, since it is larger than the sum of its proper divisors (11091837655924).

11855942023796 is a wasteful number, since it uses less digits than its factorization.

11855942023796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6162132083 (or 6162132081 counting only the distinct ones).

The product of its (nonzero) digits is 32659200, while the sum is 62.

The spelling of 11855942023796 in words is "eleven trillion, eight hundred fifty-five billion, nine hundred forty-two million, twenty-three thousand, seven hundred ninety-six".