11233345580 has 24 divisors (see below), whose sum is σ = 23775779328. Its totient is φ = 4457956608.

The previous prime is 11233345577. The next prime is 11233345583. The reversal of 11233345580 is 8554333211.

It is an interprime number because it is at equal distance from previous prime (11233345577) and next prime (11233345583).

It is a self number, because there is not a number n which added to its sum of digits gives 11233345580.

It is not an unprimeable number, because it can be changed into a prime (11233345583) 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, 2208749 + ... + 2213828.

It is an arithmetic number, because the mean of its divisors is an integer number (990657472).

Almost surely, 2^11233345580 is an apocalyptic number.

11233345580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11233345580 is an abundant number, since it is smaller than the sum of its proper divisors (12542433748).

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

11233345580 is a wasteful number, since it uses less digits than its factorization.

11233345580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4422713 (or 4422711 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 11233345580 its reverse (8554333211), we get a palindrome (19787678791).

The spelling of 11233345580 in words is "eleven billion, two hundred thirty-three million, three hundred forty-five thousand, five hundred eighty".