11232589540 has 24 divisors (see below), whose sum is σ = 23590429632. Its totient is φ = 4492656480.

The previous prime is 11232589531. The next prime is 11232589541. The reversal of 11232589540 is 4598523211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11232589493 and 11232589502.

It is not an unprimeable number, because it can be changed into a prime (11232589541) 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, 448017 + ... + 472423.

It is an arithmetic number, because the mean of its divisors is an integer number (982934568).

Almost surely, 2^11232589540 is an apocalyptic number.

11232589540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11232589540 is an abundant number, since it is smaller than the sum of its proper divisors (12357840092).

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

11232589540 is a wasteful number, since it uses less digits than its factorization.

11232589540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47427 (or 47425 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 40.

The spelling of 11232589540 in words is "eleven billion, two hundred thirty-two million, five hundred eighty-nine thousand, five hundred forty".