111558772406263 has 12 divisors (see below), whose sum is σ = 138057517163568. Its totient is φ = 88266281463360.

The previous prime is 111558772406261. The next prime is 111558772406273. The reversal of 111558772406263 is 362604277855111.

It is a happy number.

It is not a de Polignac number, because 111558772406263 - 2¹ = 111558772406261 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111558772406198 and 111558772406207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111558772406261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47150790198 + ... + 47150792563.

It is an arithmetic number, because the mean of its divisors is an integer number (11504793096964).

Almost surely, 2^{111558772406263} is an apocalyptic number.

111558772406263 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111558772406263 is a deficient number, since it is larger than the sum of its proper divisors (26498744757305).

111558772406263 is an equidigital number, since it uses as much as digits as its factorization.

111558772406263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94301582794 (or 94301582781 counting only the distinct ones).

The product of its (nonzero) digits is 16934400, while the sum is 58.

The spelling of 111558772406263 in words is "one hundred eleven trillion, five hundred fifty-eight billion, seven hundred seventy-two million, four hundred six thousand, two hundred sixty-three".