89572754544 has 160 divisors (see below), whose sum is σ = 288401541120. Its totient is φ = 23324461056.

The previous prime is 89572754539. The next prime is 89572754563. The reversal of 89572754544 is 44545727598.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 215284 + ... + 474860.

It is an arithmetic number, because the mean of its divisors is an integer number (1802509632).

Almost surely, 2^89572754544 is an apocalyptic number.

89572754544 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89572754544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144200770560).

89572754544 is an abundant number, since it is smaller than the sum of its proper divisors (198828786576).

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

89572754544 is a wasteful number, since it uses less digits than its factorization.

89572754544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259687 (or 259681 counting only the distinct ones).

The product of its digits is 56448000, while the sum is 60.

The spelling of 89572754544 in words is "eighty-nine billion, five hundred seventy-two million, seven hundred fifty-four thousand, five hundred forty-four".