11570523748 has 72 divisors (see below), whose sum is σ = 24928186752. Its totient is φ = 4587341568.

The previous prime is 11570523703. The next prime is 11570523749. The reversal of 11570523748 is 84732507511.

It is not an unprimeable number, because it can be changed into a prime (11570523749) 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, 1653465 + ... + 1660447.

It is an arithmetic number, because the mean of its divisors is an integer number (346224816).

Almost surely, 2^11570523748 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 11570523748, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12464093376).

11570523748 is an abundant number, since it is smaller than the sum of its proper divisors (13357663004).

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

11570523748 is a wasteful number, since it uses less digits than its factorization.

11570523748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7129 (or 7068 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 43.

The spelling of 11570523748 in words is "eleven billion, five hundred seventy million, five hundred twenty-three thousand, seven hundred forty-eight".