11527420500555 has 16 divisors (see below), whose sum is σ = 18443916389664. Its totient is φ = 6147943070720.

The previous prime is 11527420500539. The next prime is 11527420500581. The reversal of 11527420500555 is 55500502472511.

It is not a de Polignac number, because 11527420500555 - 2⁴ = 11527420500539 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9494587 + ... + 10639643.

It is an arithmetic number, because the mean of its divisors is an integer number (1152744774354).

Almost surely, 2^{11527420500555} is an apocalyptic number.

11527420500555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11527420500555 is a deficient number, since it is larger than the sum of its proper divisors (6916495889109).

11527420500555 is a wasteful number, since it uses less digits than its factorization.

11527420500555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1816206.

The product of its (nonzero) digits is 350000, while the sum is 42.

The spelling of 11527420500555 in words is "eleven trillion, five hundred twenty-seven billion, four hundred twenty million, five hundred thousand, five hundred fifty-five".