11025053440 has 36 divisors (see below), whose sum is σ = 26408451384. Its totient is φ = 4410020864.

The previous prime is 11025053419. The next prime is 11025053447. The reversal of 11025053440 is 4435052011.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11025053447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4305382 + ... + 4307941.

It is an arithmetic number, because the mean of its divisors is an integer number (733568094).

Almost surely, 2^11025053440 is an apocalyptic number.

11025053440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11025053440 is an abundant number, since it is smaller than the sum of its proper divisors (15383397944).

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

11025053440 is an frugal number, since it uses more digits than its factorization.

11025053440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8613344 (or 8613330 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The spelling of 11025053440 in words is "eleven billion, twenty-five million, fifty-three thousand, four hundred forty".