11255421054 has 16 divisors (see below), whose sum is σ = 23034350592. Its totient is φ = 3664555608.

The previous prime is 11255421031. The next prime is 11255421071. The reversal of 11255421054 is 45012455211.

11255421054 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21812574 + ... + 21813089.

It is an arithmetic number, because the mean of its divisors is an integer number (1439646912).

Almost surely, 2^11255421054 is an apocalyptic number.

11255421054 is an abundant number, since it is smaller than the sum of its proper divisors (11778929538).

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

11255421054 is a wasteful number, since it uses less digits than its factorization.

11255421054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43625711.

The product of its (nonzero) digits is 8000, while the sum is 30.

Adding to 11255421054 its reverse (45012455211), we get a palindrome (56267876265).

The spelling of 11255421054 in words is "eleven billion, two hundred fifty-five million, four hundred twenty-one thousand, fifty-four".