113826858386781 has 16 divisors (see below), whose sum is σ = 151807187390400. Its totient is φ = 75865553203968.

The previous prime is 113826858386743. The next prime is 113826858386783. The reversal of 113826858386781 is 187683858628311.

It is not a de Polignac number, because 113826858386781 - 2¹³ = 113826858378589 is a prime.

It is a super-2 number, since 2×113826858386781² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113826858386783) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196109365 + ... + 196688933.

It is an arithmetic number, because the mean of its divisors is an integer number (9487949211900).

Almost surely, 2^{113826858386781} is an apocalyptic number.

It is an amenable number.

113826858386781 is a deficient number, since it is larger than the sum of its proper divisors (37980329003619).

113826858386781 is an equidigital number, since it uses as much as digits as its factorization.

113826858386781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595868.

The product of its digits is 743178240, while the sum is 75.

The spelling of 113826858386781 in words is "one hundred thirteen trillion, eight hundred twenty-six billion, eight hundred fifty-eight million, three hundred eighty-six thousand, seven hundred eighty-one".