98565249888 has 216 divisors, whose sum is σ = 332211913488. Its totient is φ = 27629941248.

The previous prime is 98565249829. The next prime is 98565249899. The reversal of 98565249888 is 88894256589.

98565249888 is a `hidden beast` number, since 9 + 8 + 5 + 6 + 52 + 498 + 88 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 682045 + ... + 813827.

It is an arithmetic number, because the mean of its divisors is an integer number (1538018118).

Almost surely, 2^98565249888 is an apocalyptic number.

98565249888 is a gapful number since it is divisible by the number (98) 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 98565249888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166105956744).

98565249888 is an abundant number, since it is smaller than the sum of its proper divisors (233646663600).

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

98565249888 is a wasteful number, since it uses less digits than its factorization.

98565249888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131866 (or 131848 counting only the distinct ones).

The product of its digits is 398131200, while the sum is 72.

The spelling of 98565249888 in words is "ninety-eight billion, five hundred sixty-five million, two hundred forty-nine thousand, eight hundred eighty-eight".