89746998528 has 72 divisors (see below), whose sum is σ = 260572275936. Its totient is φ = 27196057600.

The previous prime is 89746998521. The next prime is 89746998569. The reversal of 89746998528 is 82589964798.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 89746998528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89746998521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5303283 + ... + 5320178.

It is an arithmetic number, because the mean of its divisors is an integer number (3619059388).

Almost surely, 2^89746998528 is an apocalyptic number.

89746998528 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

89746998528 is an abundant number, since it is smaller than the sum of its proper divisors (170825277408).

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

89746998528 is a wasteful number, since it uses less digits than its factorization.

89746998528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10623491 (or 10623477 counting only the distinct ones).

The product of its digits is 627056640, while the sum is 75.

The spelling of 89746998528 in words is "eighty-nine billion, seven hundred forty-six million, nine hundred ninety-eight thousand, five hundred twenty-eight".