113533042440 has 64 divisors (see below), whose sum is σ = 340653936960. Its totient is φ = 30270606080.

The previous prime is 113533042433. The next prime is 113533042501. The reversal of 113533042440 is 44240335311.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 113533042398 and 113533042407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 706042 + ... + 851798.

It is an arithmetic number, because the mean of its divisors is an integer number (5322717765).

Almost surely, 2^113533042440 is an apocalyptic number.

113533042440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113533042440 is an abundant number, since it is smaller than the sum of its proper divisors (227120894520).

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

113533042440 is a wasteful number, since it uses less digits than its factorization.

113533042440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152262 (or 152258 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 113533042440 its reverse (44240335311), we get a palindrome (157773377751).

The spelling of 113533042440 in words is "one hundred thirteen billion, five hundred thirty-three million, forty-two thousand, four hundred forty".