89711144546 has 4 divisors (see below), whose sum is σ = 134566716822. Its totient is φ = 44855572272.

The previous prime is 89711144543. The next prime is 89711144563. The reversal of 89711144546 is 64544111798.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 59238205321 + 30472939225 = 243389^2 + 174565^2 .

It is a super-2 number, since 2×89711144546² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 89711144494 and 89711144503.

It is not an unprimeable number, because it can be changed into a prime (89711144543) 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 as a sum of consecutive naturals, namely, 22427786135 + ... + 22427786138.

Almost surely, 2^89711144546 is an apocalyptic number.

89711144546 is a deficient number, since it is larger than the sum of its proper divisors (44855572276).

89711144546 is a wasteful number, since it uses less digits than its factorization.

89711144546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44855572275.

The product of its digits is 967680, while the sum is 50.

The spelling of 89711144546 in words is "eighty-nine billion, seven hundred eleven million, one hundred forty-four thousand, five hundred forty-six".