55085008471 has 2 divisors, whose sum is σ = 55085008472. Its totient is φ = 55085008470.

The previous prime is 55085008453. The next prime is 55085008493. The reversal of 55085008471 is 17480058055.

55085008471 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55085008471 - 2⁵ = 55085008439 is a prime.

It is a super-3 number, since 3×55085008471³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55085008171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27542504235 + 27542504236.

It is an arithmetic number, because the mean of its divisors is an integer number (27542504236).

Almost surely, 2^55085008471 is an apocalyptic number.

55085008471 is a deficient number, since it is larger than the sum of its proper divisors (1).

55085008471 is an equidigital number, since it uses as much as digits as its factorization.

55085008471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224000, while the sum is 43.

The spelling of 55085008471 in words is "fifty-five billion, eighty-five million, eight thousand, four hundred seventy-one".