113819542452 has 144 divisors (see below), whose sum is σ = 360286198272. Its totient is φ = 29433119040.

The previous prime is 113819542409. The next prime is 113819542511. The reversal of 113819542452 is 254245918311.

113819542452 is a `hidden beast` number, since 1 + 1 + 3 + 8 + 195 + 4 + 2 + 452 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 113819542398 and 113819542407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 538803 + ... + 719685.

It is an arithmetic number, because the mean of its divisors is an integer number (2501987488).

Almost surely, 2^113819542452 is an apocalyptic number.

113819542452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113819542452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180143099136).

113819542452 is an abundant number, since it is smaller than the sum of its proper divisors (246466655820).

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

113819542452 is a wasteful number, since it uses less digits than its factorization.

113819542452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181138 (or 181133 counting only the distinct ones).

The product of its digits is 345600, while the sum is 45.

The spelling of 113819542452 in words is "one hundred thirteen billion, eight hundred nineteen million, five hundred forty-two thousand, four hundred fifty-two".