11594525380 has 24 divisors (see below), whose sum is σ = 25188108120. Its totient is φ = 4477885440.

The previous prime is 11594525323. The next prime is 11594525389. The reversal of 11594525380 is 8352549511.

It can be written as a sum of positive squares in 4 ways, for example, as 490002496 + 11104522884 = 22136^2 + 105378^2 .

It is not an unprimeable number, because it can be changed into a prime (11594525389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9994701 + ... + 9995860.

It is an arithmetic number, because the mean of its divisors is an integer number (1049504505).

Almost surely, 2^11594525380 is an apocalyptic number.

11594525380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11594525380 is an abundant number, since it is smaller than the sum of its proper divisors (13593582740).

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

11594525380 is a wasteful number, since it uses less digits than its factorization.

11594525380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19990599 (or 19990597 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 43.

The spelling of 11594525380 in words is "eleven billion, five hundred ninety-four million, five hundred twenty-five thousand, three hundred eighty".