11333253240 has 64 divisors (see below), whose sum is σ = 37777514400. Its totient is φ = 3022200576.

The previous prime is 11333253223. The next prime is 11333253241. The reversal of 11333253240 is 4235233311.

11333253240 is a `hidden beast` number, since 1 + 1 + 3 + 332 + 5 + 324 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11333253241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5245797 + ... + 5247956.

Almost surely, 2^11333253240 is an apocalyptic number.

11333253240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11333253240 is an abundant number, since it is smaller than the sum of its proper divisors (26444261160).

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

11333253240 is a wasteful number, since it uses less digits than its factorization.

11333253240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10493773 (or 10493763 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

Adding to 11333253240 its reverse (4235233311), we get a palindrome (15568486551).

The spelling of 11333253240 in words is "eleven billion, three hundred thirty-three million, two hundred fifty-three thousand, two hundred forty".