55867265827 has 2 divisors, whose sum is σ = 55867265828. Its totient is φ = 55867265826.

The previous prime is 55867265819. The next prime is 55867265833. The reversal of 55867265827 is 72856276855.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55867265827 - 2³ = 55867265819 is a prime.

It is a super-3 number, since 3×55867265827³ (a number of 33 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (55867266827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27933632913 + 27933632914.

It is an arithmetic number, because the mean of its divisors is an integer number (27933632914).

Almost surely, 2^55867265827 is an apocalyptic number.

55867265827 is a deficient number, since it is larger than the sum of its proper divisors (1).

55867265827 is an equidigital number, since it uses as much as digits as its factorization.

55867265827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56448000, while the sum is 61.

The spelling of 55867265827 in words is "fifty-five billion, eight hundred sixty-seven million, two hundred sixty-five thousand, eight hundred twenty-seven".