88417172089 has 2 divisors, whose sum is σ = 88417172090. Its totient is φ = 88417172088.

The previous prime is 88417172017. The next prime is 88417172119. The reversal of 88417172089 is 98027171488.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75207577600 + 13209594489 = 274240^2 + 114933^2 .

It is a cyclic number.

It is not a de Polignac number, because 88417172089 - 2¹⁷ = 88417041017 is a prime.

It is not a weakly prime, because it can be changed into another prime (88417172189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44208586044 + 44208586045.

It is an arithmetic number, because the mean of its divisors is an integer number (44208586045).

Almost surely, 2^88417172089 is an apocalyptic number.

It is an amenable number.

88417172089 is a deficient number, since it is larger than the sum of its proper divisors (1).

88417172089 is an equidigital number, since it uses as much as digits as its factorization.

88417172089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1806336, while the sum is 55.

The spelling of 88417172089 in words is "eighty-eight billion, four hundred seventeen million, one hundred seventy-two thousand, eighty-nine".