113446644311 has 36 divisors (see below), whose sum is σ = 155891962584. Its totient is φ = 81599918400.

The previous prime is 113446644263. The next prime is 113446644313.

113446644311 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 113446644311 - 2²² = 113442450007 is a prime.

It is a super-2 number, since 2×113446644311² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113446644313) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 531620 + ... + 713801.

It is an arithmetic number, because the mean of its divisors is an integer number (4330332294).

Almost surely, 2^113446644311 is an apocalyptic number.

113446644311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

113446644311 is a deficient number, since it is larger than the sum of its proper divisors (42445318273).

113446644311 is a wasteful number, since it uses less digits than its factorization.

113446644311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245472 (or 1245452 counting only the distinct ones).

The product of its digits is 82944, while the sum is 38.

It can be divided in two parts, 113446 and 644311, that added together give a palindrome (757757).

The spelling of 113446644311 in words is "one hundred thirteen billion, four hundred forty-six million, six hundred forty-four thousand, three hundred eleven".