55116954863 has 2 divisors, whose sum is σ = 55116954864. Its totient is φ = 55116954862.

The previous prime is 55116954847. The next prime is 55116954877. The reversal of 55116954863 is 36845961155.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55116954863 - 2⁴ = 55116954847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55116944863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27558477431 + 27558477432.

It is an arithmetic number, because the mean of its divisors is an integer number (27558477432).

Almost surely, 2^55116954863 is an apocalyptic number.

55116954863 is a deficient number, since it is larger than the sum of its proper divisors (1).

55116954863 is an equidigital number, since it uses as much as digits as its factorization.

55116954863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888000, while the sum is 53.

The spelling of 55116954863 in words is "fifty-five billion, one hundred sixteen million, nine hundred fifty-four thousand, eight hundred sixty-three".