11355355472 has 40 divisors (see below), whose sum is σ = 23200003200. Its totient is φ = 5369317632.

The previous prime is 11355355471. The next prime is 11355355477. The reversal of 11355355472 is 27455355311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11355355471) 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, 140153 + ... + 205799.

It is an arithmetic number, because the mean of its divisors is an integer number (580000080).

Almost surely, 2^11355355472 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 11355355472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11600001600).

11355355472 is an abundant number, since it is smaller than the sum of its proper divisors (11844647728).

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

11355355472 is a wasteful number, since it uses less digits than its factorization.

11355355472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66243 (or 66237 counting only the distinct ones).

The product of its digits is 315000, while the sum is 41.

The spelling of 11355355472 in words is "eleven billion, three hundred fifty-five million, three hundred fifty-five thousand, four hundred seventy-two".