113856985697728 has 112 divisors (see below), whose sum is σ = 278207062608384. Its totient is φ = 45020736875520.

The previous prime is 113856985697687. The next prime is 113856985697731. The reversal of 113856985697728 is 827796589658311.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7471023 + ... + 16838353.

It is an arithmetic number, because the mean of its divisors is an integer number (2483991630432).

Almost surely, 2^{113856985697728} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113856985697728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139103531304192).

113856985697728 is an abundant number, since it is smaller than the sum of its proper divisors (164350076910656).

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

113856985697728 is a wasteful number, since it uses less digits than its factorization.

113856985697728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9369450 (or 9369440 counting only the distinct ones).

The product of its digits is 10973491200, while the sum is 85.

The spelling of 113856985697728 in words is "one hundred thirteen trillion, eight hundred fifty-six billion, nine hundred eighty-five million, six hundred ninety-seven thousand, seven hundred twenty-eight".