55560260811 has 16 divisors (see below), whose sum is σ = 80839893888. Its totient is φ = 33662481600.

The previous prime is 55560260803. The next prime is 55560260831. The reversal of 55560260811 is 11806206555.

It is not a de Polignac number, because 55560260811 - 2³ = 55560260803 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55560260811.

It is not an unprimeable number, because it can be changed into a prime (55560260831) 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, 150985 + ... + 365946.

It is an arithmetic number, because the mean of its divisors is an integer number (5052493368).

Almost surely, 2^55560260811 is an apocalyptic number.

55560260811 is a deficient number, since it is larger than the sum of its proper divisors (25279633077).

55560260811 is a wasteful number, since it uses less digits than its factorization.

55560260811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520202.

The product of its (nonzero) digits is 72000, while the sum is 39.

The spelling of 55560260811 in words is "fifty-five billion, five hundred sixty million, two hundred sixty thousand, eight hundred eleven".