10113581870 has 48 divisors (see below), whose sum is σ = 21264720048. Its totient is φ = 3453085440.

The previous prime is 10113581869. The next prime is 10113581909. The reversal of 10113581870 is 7818531101.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10113581870.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75269 + ... + 160911.

It is an arithmetic number, because the mean of its divisors is an integer number (443015001).

Almost surely, 2^10113581870 is an apocalyptic number.

10113581870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10113581870 is an abundant number, since it is smaller than the sum of its proper divisors (11151138178).

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

10113581870 is a wasteful number, since it uses less digits than its factorization.

10113581870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85905 (or 85898 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 35.

The spelling of 10113581870 in words is "ten billion, one hundred thirteen million, five hundred eighty-one thousand, eight hundred seventy".