98923060728 has 128 divisors (see below), whose sum is σ = 281413440000. Its totient is φ = 32180391936.

The previous prime is 98923060723. The next prime is 98923060757. The reversal of 98923060728 is 82706032989.

It is a happy number.

98923060728 is a `hidden beast` number, since 9 + 8 + 9 + 2 + 3 + 0 + 607 + 28 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98923060721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13083013 + ... + 13090571.

It is an arithmetic number, because the mean of its divisors is an integer number (2198542500).

Almost surely, 2^98923060728 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98923060728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140706720000).

98923060728 is an abundant number, since it is smaller than the sum of its proper divisors (182490379272).

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

98923060728 is a wasteful number, since it uses less digits than its factorization.

98923060728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9026 (or 9016 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The spelling of 98923060728 in words is "ninety-eight billion, nine hundred twenty-three million, sixty thousand, seven hundred twenty-eight".