113653771452 has 432 divisors, whose sum is σ = 344881625088. Its totient is φ = 31262837760.

The previous prime is 113653771411. The next prime is 113653771453. The reversal of 113653771452 is 254177356311.

113653771452 is a `hidden beast` number, since 1 + 1 + 3 + 6 + 537 + 71 + 45 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 113653771398 and 113653771407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113653771453) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1277008624 + ... + 1277008712.

Almost surely, 2^113653771452 is an apocalyptic number.

113653771452 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 113653771452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172440812544).

113653771452 is an abundant number, since it is smaller than the sum of its proper divisors (231227853636).

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

113653771452 is a wasteful number, since it uses less digits than its factorization.

113653771452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298 (or 204 counting only the distinct ones).

The product of its digits is 529200, while the sum is 45.

The spelling of 113653771452 in words is "one hundred thirteen billion, six hundred fifty-three million, seven hundred seventy-one thousand, four hundred fifty-two".