89429181105 has 32 divisors (see below), whose sum is σ = 165276609408. Its totient is φ = 40809036800.

The previous prime is 89429181103. The next prime is 89429181151. The reversal of 89429181105 is 50118192498.

It is a happy number.

It is not a de Polignac number, because 89429181105 - 2¹ = 89429181103 is a prime.

It is a super-2 number, since 2×89429181105² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (89429181103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15938226 + ... + 15943835.

It is an arithmetic number, because the mean of its divisors is an integer number (5164894044).

Almost surely, 2^89429181105 is an apocalyptic number.

89429181105 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

89429181105 is a deficient number, since it is larger than the sum of its proper divisors (75847428303).

89429181105 is a wasteful number, since it uses less digits than its factorization.

89429181105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31882097.

The product of its (nonzero) digits is 207360, while the sum is 48.

The spelling of 89429181105 in words is "eighty-nine billion, four hundred twenty-nine million, one hundred eighty-one thousand, one hundred five".