98829939780 has 384 divisors, whose sum is σ = 362734848000. Its totient is φ = 22023360000.

The previous prime is 98829939749. The next prime is 98829939797. The reversal of 98829939780 is 8793992889.

It is a junction number, because it is equal to n+sod(n) for n = 98829939699 and 98829939708.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 19379671 + ... + 19384769.

It is an arithmetic number, because the mean of its divisors is an integer number (944622000).

Almost surely, 2^98829939780 is an apocalyptic number.

98829939780 is a gapful number since it is divisible by the number (90) 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 98829939780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181367424000).

98829939780 is an abundant number, since it is smaller than the sum of its proper divisors (263904908220).

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

98829939780 is a wasteful number, since it uses less digits than its factorization.

98829939780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5392 (or 5384 counting only the distinct ones).

The product of its (nonzero) digits is 141087744, while the sum is 72.

The spelling of 98829939780 in words is "ninety-eight billion, eight hundred twenty-nine million, nine hundred thirty-nine thousand, seven hundred eighty".