98531217420320 has 48 divisors (see below), whose sum is σ = 233404076367000. Its totient is φ = 39306823440384.

The previous prime is 98531217420313. The next prime is 98531217420329. The reversal of 98531217420320 is 2302471213589.

It can be written as a sum of positive squares in 4 ways, for example, as 49935874507024 + 48595342913296 = 7066532^2 + 6971036^2 .

It is not an unprimeable number, because it can be changed into a prime (98531217420329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 825436445 + ... + 825555804.

Almost surely, 2^{98531217420320} is an apocalyptic number.

It is an amenable number.

98531217420320 is an abundant number, since it is smaller than the sum of its proper divisors (134872858946680).

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

98531217420320 is a wasteful number, since it uses less digits than its factorization.

98531217420320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1650992637 (or 1650992629 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 98531217420320 in words is "ninety-eight trillion, five hundred thirty-one billion, two hundred seventeen million, four hundred twenty thousand, three hundred twenty".