55551010171 has 2 divisors, whose sum is σ = 55551010172. Its totient is φ = 55551010170.

The previous prime is 55551010129. The next prime is 55551010213. The reversal of 55551010171 is 17101015555.

It is a balanced prime because it is at equal distance from previous prime (55551010129) and next prime (55551010213).

It is a cyclic number.

It is not a de Polignac number, because 55551010171 - 2²⁹ = 55014139259 is a prime.

It is not a weakly prime, because it can be changed into another prime (55551014171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27775505085 + 27775505086.

It is an arithmetic number, because the mean of its divisors is an integer number (27775505086).

Almost surely, 2^55551010171 is an apocalyptic number.

55551010171 is a deficient number, since it is larger than the sum of its proper divisors (1).

55551010171 is an equidigital number, since it uses as much as digits as its factorization.

55551010171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4375, while the sum is 31.

The spelling of 55551010171 in words is "fifty-five billion, five hundred fifty-one million, ten thousand, one hundred seventy-one".