55554950567 has 2 divisors, whose sum is σ = 55554950568. Its totient is φ = 55554950566.

The previous prime is 55554950551. The next prime is 55554950569. The reversal of 55554950567 is 76505945555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55554950567 - 2⁴ = 55554950551 is a prime.

Together with 55554950569, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55554950569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27777475283 + 27777475284.

It is an arithmetic number, because the mean of its divisors is an integer number (27777475284).

Almost surely, 2^55554950567 is an apocalyptic number.

55554950567 is a deficient number, since it is larger than the sum of its proper divisors (1).

55554950567 is an equidigital number, since it uses as much as digits as its factorization.

55554950567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23625000, while the sum is 56.

The spelling of 55554950567 in words is "fifty-five billion, five hundred fifty-four million, nine hundred fifty thousand, five hundred sixty-seven".