89111802256 has 45 divisors (see below), whose sum is σ = 177534580419. Its totient is φ = 43330194432.

The previous prime is 89111802217. The next prime is 89111802259. The reversal of 89111802256 is 65220811198.

The square root of 89111802256 is 298516.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 49143795856 + 39968006400 = 221684^2 + 199920^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89111802259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 44179360 + ... + 44181376.

Almost surely, 2^89111802256 is an apocalyptic number.

89111802256 is the 298516-th square number.

It is an amenable number.

89111802256 is a deficient number, since it is larger than the sum of its proper divisors (88422778163).

89111802256 is an frugal number, since it uses more digits than its factorization.

89111802256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4116 (or 2056 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 43.

The spelling of 89111802256 in words is "eighty-nine billion, one hundred eleven million, eight hundred two thousand, two hundred fifty-six".