89143572857016 has 64 divisors (see below), whose sum is σ = 229494193315200. Its totient is φ = 28838625798528.

The previous prime is 89143572856979. The next prime is 89143572857081. The reversal of 89143572857016 is 61075827534198.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274931706 + ... + 275255753.

It is an arithmetic number, because the mean of its divisors is an integer number (3585846770550).

It is a 1-persistent number, because it is pandigital, but 2⋅89143572857016 = 178287145714032 is not.

Almost surely, 2^{89143572857016} is an apocalyptic number.

89143572857016 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

It is an amenable number.

89143572857016 is an abundant number, since it is smaller than the sum of its proper divisors (140350620458184).

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

89143572857016 is a wasteful number, since it uses less digits than its factorization.

89143572857016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550187668 (or 550187664 counting only the distinct ones).

The product of its (nonzero) digits is 101606400, while the sum is 66.

The spelling of 89143572857016 in words is "eighty-nine trillion, one hundred forty-three billion, five hundred seventy-two million, eight hundred fifty-seven thousand, sixteen".