55418355271 has 2 divisors, whose sum is σ = 55418355272. Its totient is φ = 55418355270.

The previous prime is 55418355259. The next prime is 55418355341. The reversal of 55418355271 is 17255381455.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55418355271 - 2¹³ = 55418347079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55418355221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27709177635 + 27709177636.

It is an arithmetic number, because the mean of its divisors is an integer number (27709177636).

Almost surely, 2^55418355271 is an apocalyptic number.

55418355271 is a deficient number, since it is larger than the sum of its proper divisors (1).

55418355271 is an equidigital number, since it uses as much as digits as its factorization.

55418355271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 840000, while the sum is 46.

The spelling of 55418355271 in words is "fifty-five billion, four hundred eighteen million, three hundred fifty-five thousand, two hundred seventy-one".