113142435440 has 20 divisors (see below), whose sum is σ = 263056162584. Its totient is φ = 45256974144.

The previous prime is 113142435421. The next prime is 113142435451. The reversal of 113142435440 is 44534241311.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 113142435397 and 113142435406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 707140142 + ... + 707140301.

Almost surely, 2^113142435440 is an apocalyptic number.

113142435440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113142435440 is an abundant number, since it is smaller than the sum of its proper divisors (149913727144).

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

113142435440 is a wasteful number, since it uses less digits than its factorization.

113142435440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414280456 (or 1414280450 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 113142435440 its reverse (44534241311), we get a palindrome (157676676751).

The spelling of 113142435440 in words is "one hundred thirteen billion, one hundred forty-two million, four hundred thirty-five thousand, four hundred forty".