11552620255 has 16 divisors (see below), whose sum is σ = 15919401600. Its totient is φ = 7959699360.

The previous prime is 11552620253. The next prime is 11552620259. The reversal of 11552620255 is 55202625511.

It is not a de Polignac number, because 11552620255 - 2¹ = 11552620253 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11552620255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11552620253) 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, 5526525 + ... + 5528614.

It is an arithmetic number, because the mean of its divisors is an integer number (994962600).

Almost surely, 2^11552620255 is an apocalyptic number.

11552620255 is a deficient number, since it is larger than the sum of its proper divisors (4366781345).

11552620255 is a wasteful number, since it uses less digits than its factorization.

11552620255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11055174.

The product of its (nonzero) digits is 30000, while the sum is 34.

The spelling of 11552620255 in words is "eleven billion, five hundred fifty-two million, six hundred twenty thousand, two hundred fifty-five".