11527148855 has 16 divisors (see below), whose sum is σ = 15193681920. Its totient is φ = 8356521888.

The previous prime is 11527148849. The next prime is 11527148869. The reversal of 11527148855 is 55884172511.

It is a cyclic number.

It is not a de Polignac number, because 11527148855 - 2¹⁰ = 11527147831 is a prime.

It is a super-2 number, since 2×11527148855² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2635607 + ... + 2639976.

It is an arithmetic number, because the mean of its divisors is an integer number (949605120).

Almost surely, 2^11527148855 is an apocalyptic number.

11527148855 is a deficient number, since it is larger than the sum of its proper divisors (3666533065).

11527148855 is a wasteful number, since it uses less digits than its factorization.

11527148855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5275630.

The product of its digits is 448000, while the sum is 47.

The spelling of 11527148855 in words is "eleven billion, five hundred twenty-seven million, one hundred forty-eight thousand, eight hundred fifty-five".