55650161551 has 2 divisors, whose sum is σ = 55650161552. Its totient is φ = 55650161550.

The previous prime is 55650161527. The next prime is 55650161563. The reversal of 55650161551 is 15516105655.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55650161551 - 2⁵ = 55650161519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55650141551) 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, 27825080775 + 27825080776.

It is an arithmetic number, because the mean of its divisors is an integer number (27825080776).

Almost surely, 2^55650161551 is an apocalyptic number.

55650161551 is a deficient number, since it is larger than the sum of its proper divisors (1).

55650161551 is an equidigital number, since it uses as much as digits as its factorization.

55650161551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112500, while the sum is 40.

The spelling of 55650161551 in words is "fifty-five billion, six hundred fifty million, one hundred sixty-one thousand, five hundred fifty-one".