889135718472 has 64 divisors (see below), whose sum is σ = 2469923592000. Its totient is φ = 296366314752.

The previous prime is 889135718417. The next prime is 889135718473. The reversal of 889135718472 is 274817531988.

889135718472 is a `hidden beast` number, since 8 + 8 + 9 + 13 + 571 + 8 + 47 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (889135718473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6232128 + ... + 6373200.

It is an arithmetic number, because the mean of its divisors is an integer number (38592556125).

Almost surely, 2^889135718472 is an apocalyptic number.

It is an amenable number.

889135718472 is an abundant number, since it is smaller than the sum of its proper divisors (1580787873528).

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

889135718472 is a wasteful number, since it uses less digits than its factorization.

889135718472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170267 (or 170257 counting only the distinct ones).

The product of its digits is 27095040, while the sum is 63.

The spelling of 889135718472 in words is "eight hundred eighty-nine billion, one hundred thirty-five million, seven hundred eighteen thousand, four hundred seventy-two".