98536439040 has 576 divisors, whose sum is σ = 364410337536. Its totient is φ = 22474653696.

The previous prime is 98536439039. The next prime is 98536439041. The reversal of 98536439040 is 4093463589.

It is an interprime number because it is at equal distance from previous prime (98536439039) and next prime (98536439041).

It is a super-2 number, since 2×98536439040² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98536439041) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 56858014 + ... + 56859746.

It is an arithmetic number, because the mean of its divisors is an integer number (632656836).

Almost surely, 2^98536439040 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 98536439040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182205168768).

98536439040 is an abundant number, since it is smaller than the sum of its proper divisors (265873898496).

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

98536439040 is a wasteful number, since it uses less digits than its factorization.

98536439040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1854 (or 1840 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 51.

The spelling of 98536439040 in words is "ninety-eight billion, five hundred thirty-six million, four hundred thirty-nine thousand, forty".