11111783468955 has 64 divisors (see below), whose sum is σ = 19224167598720. Its totient is φ = 5448256045056.

The previous prime is 11111783468927. The next prime is 11111783469013. The reversal of 11111783468955 is 55986438711111.

11111783468955 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11111783468955 - 2¹³ = 11111783460763 is a prime.

It is a super-2 number, since 2×11111783468955² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 50442091 + ... + 50661899.

It is an arithmetic number, because the mean of its divisors is an integer number (300377618730).

Almost surely, 2^{11111783468955} is an apocalyptic number.

11111783468955 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11111783468955 is a deficient number, since it is larger than the sum of its proper divisors (8112384129765).

11111783468955 is a wasteful number, since it uses less digits than its factorization.

11111783468955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220880.

The product of its digits is 7257600, while the sum is 60.

The spelling of 11111783468955 in words is "eleven trillion, one hundred eleven billion, seven hundred eighty-three million, four hundred sixty-eight thousand, nine hundred fifty-five".