11205452000 has 48 divisors (see below), whose sum is σ = 27531805392. Its totient is φ = 4482179200.

The previous prime is 11205451981. The next prime is 11205452003. The reversal of 11205452000 is 25450211.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11205452003) 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, 1396682 + ... + 1404681.

It is an arithmetic number, because the mean of its divisors is an integer number (573579279).

Almost surely, 2^11205452000 is an apocalyptic number.

11205452000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11205452000 is an abundant number, since it is smaller than the sum of its proper divisors (16326353392).

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

11205452000 is an equidigital number, since it uses as much as digits as its factorization.

11205452000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2801388 (or 2801370 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The spelling of 11205452000 in words is "eleven billion, two hundred five million, four hundred fifty-two thousand".