11312454555 has 48 divisors (see below), whose sum is σ = 21198172320. Its totient is φ = 5561270784.

The previous prime is 11312454529. The next prime is 11312454599. The reversal of 11312454555 is 55545421311.

11312454555 is a `hidden beast` number, since 1 + 1 + 31 + 24 + 54 + 555 = 666.

11312454555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11312454555 - 2¹³ = 11312446363 is a prime.

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 47 ways as a sum of consecutive naturals, for example, 147162 + ... + 210431.

It is an arithmetic number, because the mean of its divisors is an integer number (441628590).

Almost surely, 2^11312454555 is an apocalyptic number.

11312454555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11312454555 is a deficient number, since it is larger than the sum of its proper divisors (9885717765).

11312454555 is a wasteful number, since it uses less digits than its factorization.

11312454555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357660 (or 357657 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

Adding to 11312454555 its reverse (55545421311), we get a palindrome (66857875866).

The spelling of 11312454555 in words is "eleven billion, three hundred twelve million, four hundred fifty-four thousand, five hundred fifty-five".