113408476820 has 48 divisors (see below), whose sum is σ = 248656020480. Its totient is φ = 43366008576.

The previous prime is 113408476817. The next prime is 113408476871. The reversal of 113408476820 is 28674804311.

It is a super-2 number, since 2×113408476820² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 736061 + ... + 876699.

It is an arithmetic number, because the mean of its divisors is an integer number (5180333760).

Almost surely, 2^113408476820 is an apocalyptic number.

113408476820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113408476820 is an abundant number, since it is smaller than the sum of its proper divisors (135247543660).

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

113408476820 is a wasteful number, since it uses less digits than its factorization.

113408476820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142424 (or 142422 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 44.

The spelling of 113408476820 in words is "one hundred thirteen billion, four hundred eight million, four hundred seventy-six thousand, eight hundred twenty".