10115042256 has 120 divisors (see below), whose sum is σ = 30964018176. Its totient is φ = 3056977920.

The previous prime is 10115042251. The next prime is 10115042299. The reversal of 10115042256 is 65224051101.

10115042256 is a `hidden beast` number, since 101 + 1 + 504 + 2 + 2 + 56 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10115042251) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 598336 + ... + 615008.

Almost surely, 2^10115042256 is an apocalyptic number.

10115042256 is a gapful number since it is divisible by the number (16) 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 10115042256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15482009088).

10115042256 is an abundant number, since it is smaller than the sum of its proper divisors (20848975920).

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

10115042256 is a wasteful number, since it uses less digits than its factorization.

10115042256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17081 (or 17072 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 10115042256 its reverse (65224051101), we get a palindrome (75339093357).

The spelling of 10115042256 in words is "ten billion, one hundred fifteen million, forty-two thousand, two hundred fifty-six".