89165505446 has 8 divisors (see below), whose sum is σ = 134224231464. Its totient is φ = 44424094960.

The previous prime is 89165505409. The next prime is 89165505491. The reversal of 89165505446 is 64450556198.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×89165505446² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79328180 + ... + 79329303.

It is an arithmetic number, because the mean of its divisors is an integer number (16778028933).

Almost surely, 2^89165505446 is an apocalyptic number.

89165505446 is a deficient number, since it is larger than the sum of its proper divisors (45058726018).

89165505446 is a wasteful number, since it uses less digits than its factorization.

89165505446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158657766.

The product of its (nonzero) digits is 5184000, while the sum is 53.

The spelling of 89165505446 in words is "eighty-nine billion, one hundred sixty-five million, five hundred five thousand, four hundred forty-six".