88166213422 has 40 divisors (see below), whose sum is σ = 156235298400. Its totient is φ = 37307061792.

The previous prime is 88166213419. The next prime is 88166213423. The reversal of 88166213422 is 22431266188.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88166213423) 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 in 19 ways as a sum of consecutive naturals, for example, 263154 + ... + 495562.

It is an arithmetic number, because the mean of its divisors is an integer number (3905882460).

Almost surely, 2^88166213422 is an apocalyptic number.

88166213422 is a deficient number, since it is larger than the sum of its proper divisors (68069084978).

88166213422 is an equidigital number, since it uses as much as digits as its factorization.

88166213422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232518 (or 232497 counting only the distinct ones).

The product of its digits is 221184, while the sum is 43.

The spelling of 88166213422 in words is "eighty-eight billion, one hundred sixty-six million, two hundred thirteen thousand, four hundred twenty-two".