11255552523 has 24 divisors (see below), whose sum is σ = 16504918560. Its totient is φ = 7390051200.

The previous prime is 11255552479. The next prime is 11255552531. The reversal of 11255552523 is 32525555211.

11255552523 is a `hidden beast` number, since 1 + 1 + 2 + 55 + 552 + 52 + 3 = 666.

It is not a de Polignac number, because 11255552523 - 2¹⁷ = 11255421451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11255552723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 448338 + ... + 472776.

It is an arithmetic number, because the mean of its divisors is an integer number (687704940).

Almost surely, 2^11255552523 is an apocalyptic number.

11255552523 is a deficient number, since it is larger than the sum of its proper divisors (5249366037).

11255552523 is a wasteful number, since it uses less digits than its factorization.

11255552523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25219 (or 25216 counting only the distinct ones).

The product of its digits is 75000, while the sum is 36.

The spelling of 11255552523 in words is "eleven billion, two hundred fifty-five million, five hundred fifty-two thousand, five hundred twenty-three".