11255425455 has 16 divisors (see below), whose sum is σ = 18168052320. Its totient is φ = 5949769728.

The previous prime is 11255425421. The next prime is 11255425459. The reversal of 11255425455 is 55452455211.

It is a happy number.

It is not a de Polignac number, because 11255425455 - 2¹⁰ = 11255424431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11255425459) 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, 3318490 + ... + 3321879.

It is an arithmetic number, because the mean of its divisors is an integer number (1135503270).

Almost surely, 2^11255425455 is an apocalyptic number.

11255425455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11255425455 is a deficient number, since it is larger than the sum of its proper divisors (6912626865).

11255425455 is a wasteful number, since it uses less digits than its factorization.

11255425455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6640490.

The product of its digits is 200000, while the sum is 39.

The spelling of 11255425455 in words is "eleven billion, two hundred fifty-five million, four hundred twenty-five thousand, four hundred fifty-five".