55611733867 has 2 divisors, whose sum is σ = 55611733868. Its totient is φ = 55611733866.

The previous prime is 55611733861. The next prime is 55611733951. The reversal of 55611733867 is 76833711655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55611733867 - 2²⁷ = 55477516139 is a prime.

It is not a weakly prime, because it can be changed into another prime (55611733861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27805866933 + 27805866934.

It is an arithmetic number, because the mean of its divisors is an integer number (27805866934).

Almost surely, 2^55611733867 is an apocalyptic number.

55611733867 is a deficient number, since it is larger than the sum of its proper divisors (1).

55611733867 is an equidigital number, since it uses as much as digits as its factorization.

55611733867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3175200, while the sum is 52.

The spelling of 55611733867 in words is "fifty-five billion, six hundred eleven million, seven hundred thirty-three thousand, eight hundred sixty-seven".