111773468856 has 64 divisors (see below), whose sum is σ = 320505799680. Its totient is φ = 31819973760.

The previous prime is 111773468819. The next prime is 111773468887. The reversal of 111773468856 is 658864377111.

It is a junction number, because it is equal to n+sod(n) for n = 111773468796 and 111773468805.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1154400 + ... + 1247471.

It is an arithmetic number, because the mean of its divisors is an integer number (5007903120).

Almost surely, 2^111773468856 is an apocalyptic number.

It is an amenable number.

111773468856 is an abundant number, since it is smaller than the sum of its proper divisors (208732330824).

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

111773468856 is a wasteful number, since it uses less digits than its factorization.

111773468856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2402164 (or 2402160 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 57.

The spelling of 111773468856 in words is "one hundred eleven billion, seven hundred seventy-three million, four hundred sixty-eight thousand, eight hundred fifty-six".