55560010987 has 16 divisors (see below), whose sum is σ = 59959956672. Its totient is φ = 51178216320.

The previous prime is 55560010943. The next prime is 55560011011. The reversal of 55560010987 is 78901006555.

It is a cyclic number.

It is not a de Polignac number, because 55560010987 - 2⁷ = 55560010859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55560010087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16051437 + ... + 16054897.

It is an arithmetic number, because the mean of its divisors is an integer number (3747497292).

Almost surely, 2^55560010987 is an apocalyptic number.

55560010987 is a deficient number, since it is larger than the sum of its proper divisors (4399945685).

55560010987 is a wasteful number, since it uses less digits than its factorization.

55560010987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5718.

The product of its (nonzero) digits is 378000, while the sum is 46.

The spelling of 55560010987 in words is "fifty-five billion, five hundred sixty million, ten thousand, nine hundred eighty-seven".