11252400255 has 32 divisors (see below), whose sum is σ = 20020996800. Its totient is φ = 5996261376.

The previous prime is 11252400227. The next prime is 11252400293. The reversal of 11252400255 is 55200425211.

11252400255 is a `hidden beast` number, since 1 + 1 + 2 + 5 + 2 + 400 + 255 = 666.

11252400255 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 11252400255 - 2⁷ = 11252400127 is a prime.

It is a super-2 number, since 2×11252400255² (a number of 21 digits) contains 22 as substring.

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

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 31 ways as a sum of consecutive naturals, for example, 130051 + ... + 198539.

It is an arithmetic number, because the mean of its divisors is an integer number (625656150).

Almost surely, 2^11252400255 is an apocalyptic number.

11252400255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11252400255 is a deficient number, since it is larger than the sum of its proper divisors (8768596545).

11252400255 is a wasteful number, since it uses less digits than its factorization.

11252400255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69720 (or 69714 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

Adding to 11252400255 its reverse (55200425211), we get a palindrome (66452825466).

The spelling of 11252400255 in words is "eleven billion, two hundred fifty-two million, four hundred thousand, two hundred fifty-five".