55112651134867 has 2 divisors, whose sum is σ = 55112651134868. Its totient is φ = 55112651134866.

The previous prime is 55112651134829. The next prime is 55112651134901. The reversal of 55112651134867 is 76843115621155.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55112651134867 is a prime.

It is a super-2 number, since 2×55112651134867² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55112651132867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27556325567433 + 27556325567434.

It is an arithmetic number, because the mean of its divisors is an integer number (27556325567434).

Almost surely, 2^{55112651134867} is an apocalyptic number.

55112651134867 is a deficient number, since it is larger than the sum of its proper divisors (1).

55112651134867 is an equidigital number, since it uses as much as digits as its factorization.

55112651134867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048000, while the sum is 55.

The spelling of 55112651134867 in words is "fifty-five trillion, one hundred twelve billion, six hundred fifty-one million, one hundred thirty-four thousand, eight hundred sixty-seven".