55860811 has 8 divisors (see below), whose sum is σ = 56940800. Its totient is φ = 54786240.

The previous prime is 55860751. The next prime is 55860829. The reversal of 55860811 is 11806855.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55860811 - 2¹⁵ = 55828043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55860911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23830 + ... + 26068.

It is an arithmetic number, because the mean of its divisors is an integer number (7117600).

Almost surely, 2^55860811 is an apocalyptic number.

55860811 is a deficient number, since it is larger than the sum of its proper divisors (1079989).

55860811 is a wasteful number, since it uses less digits than its factorization.

55860811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2709.

The product of its (nonzero) digits is 9600, while the sum is 34.

The square root of 55860811 is about 7474.0090313031. The cubic root of 55860811 is about 382.2689986013.

The spelling of 55860811 in words is "fifty-five million, eight hundred sixty thousand, eight hundred eleven".