10115020040 has 64 divisors (see below), whose sum is σ = 24390236160. Its totient is φ = 3765484800.

The previous prime is 10115020033. The next prime is 10115020049. The reversal of 10115020040 is 4002051101.

10115020040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 10115019997 and 10115020024.

It is not an unprimeable number, because it can be changed into a prime (10115020049) by changing a digit.

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, 114536 + ... + 182615.

It is an arithmetic number, because the mean of its divisors is an integer number (381097440).

Almost surely, 2^10115020040 is an apocalyptic number.

10115020040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10115020040 is an abundant number, since it is smaller than the sum of its proper divisors (14275216120).

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

10115020040 is a wasteful number, since it uses less digits than its factorization.

10115020040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297222 (or 297218 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

Adding to 10115020040 its reverse (4002051101), we get a palindrome (14117071141).

The spelling of 10115020040 in words is "ten billion, one hundred fifteen million, twenty thousand, forty".