11474475870 has 128 divisors (see below), whose sum is σ = 32763709440. Its totient is φ = 2535137280.

The previous prime is 11474475869. The next prime is 11474475871. The reversal of 11474475870 is 7857447411.

It is an interprime number because it is at equal distance from previous prime (11474475869) and next prime (11474475871).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11474475871) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 321982 + ... + 355838.

It is an arithmetic number, because the mean of its divisors is an integer number (255966480).

Almost surely, 2^11474475870 is an apocalyptic number.

11474475870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11474475870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16381854720).

11474475870 is an abundant number, since it is smaller than the sum of its proper divisors (21289233570).

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

11474475870 is a wasteful number, since it uses less digits than its factorization.

11474475870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33970.

The product of its (nonzero) digits is 878080, while the sum is 48.

The spelling of 11474475870 in words is "eleven billion, four hundred seventy-four million, four hundred seventy-five thousand, eight hundred seventy".