889470254942136 has 96 divisors (see below), whose sum is σ = 2753127691797600. Its totient is φ = 254133853251840.

The previous prime is 889470254942117. The next prime is 889470254942197. The reversal of 889470254942136 is 631249452074988.

889470254942136 is a `hidden beast` number, since 8 + 8 + 9 + 4 + 7 + 0 + 2 + 549 + 42 + 1 + 36 = 666.

It is a super-2 number, since 2×889470254942136² (a number of 31 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 305197906 + ... + 308098526.

It is an arithmetic number, because the mean of its divisors is an integer number (28678413456225).

It is a 1-persistent number, because it is pandigital, but 2⋅889470254942136 = 1778940509884272 is not.

Almost surely, 2^{889470254942136} is an apocalyptic number.

It is an amenable number.

889470254942136 is an abundant number, since it is smaller than the sum of its proper divisors (1863657436855464).

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

889470254942136 is a wasteful number, since it uses less digits than its factorization.

889470254942136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3509069 (or 3509062 counting only the distinct ones).

The product of its (nonzero) digits is 836075520, while the sum is 72.

The spelling of 889470254942136 in words is "eight hundred eighty-nine trillion, four hundred seventy billion, two hundred fifty-four million, nine hundred forty-two thousand, one hundred thirty-six".