98156009280 has 224 divisors, whose sum is σ = 367656099840. Its totient is φ = 21711882240.

The previous prime is 98156009257. The next prime is 98156009293. The reversal of 98156009280 is 8290065189.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (224).

It is a super-2 number, since 2×98156009280² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27270 + ... + 443909.

Almost surely, 2^98156009280 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 98156009280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183828049920).

98156009280 is an abundant number, since it is smaller than the sum of its proper divisors (269500090560).

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

98156009280 is a wasteful number, since it uses less digits than its factorization.

98156009280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471237 (or 471227 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 48.

The spelling of 98156009280 in words is "ninety-eight billion, one hundred fifty-six million, nine thousand, two hundred eighty".