89497141440 has 112 divisors (see below), whose sum is σ = 324746794752. Its totient is φ = 20456487936.

The previous prime is 89497141439. The next prime is 89497141571. The reversal of 89497141440 is 4414179498.

It is a tau number, because it is divible by the number of its divisors (112).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6652294 + ... + 6665733.

Almost surely, 2^89497141440 is an apocalyptic number.

89497141440 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

89497141440 is an abundant number, since it is smaller than the sum of its proper divisors (235249653312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89497141440 is a wasteful number, since it uses less digits than its factorization.

89497141440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13318054 (or 13318044 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 51.

The spelling of 89497141440 in words is "eighty-nine billion, four hundred ninety-seven million, one hundred forty-one thousand, four hundred forty".