60309998320 has 640 divisors, whose sum is σ = 185208145920. Its totient is φ = 17907056640.

The previous prime is 60309998267. The next prime is 60309998339. The reversal of 60309998320 is 2389990306.

It is a happy number.

It is a congruent number.

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, 433884811 + ... + 433884949.

It is an arithmetic number, because the mean of its divisors is an integer number (289387728).

Almost surely, 2^60309998320 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 60309998320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92604072960).

60309998320 is an abundant number, since it is smaller than the sum of its proper divisors (124898147600).

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

60309998320 is a wasteful number, since it uses less digits than its factorization.

60309998320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313 (or 307 counting only the distinct ones).

The product of its (nonzero) digits is 629856, while the sum is 49.

The spelling of 60309998320 in words is "sixty billion, three hundred nine million, nine hundred ninety-eight thousand, three hundred twenty".