17980005324330 has 144 divisors (see below), whose sum is σ = 54392066936064. Its totient is φ = 4108829457600.

The previous prime is 17980005324317. The next prime is 17980005324383. The reversal of 17980005324330 is 3342350008971.

17980005324330 is a `hidden beast` number, since 1 + 7 + 9 + 80 + 0 + 0 + 532 + 4 + 3 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 20126655 + ... + 21001005.

It is an arithmetic number, because the mean of its divisors is an integer number (377722687056).

Almost surely, 2^{17980005324330} is an apocalyptic number.

17980005324330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 17980005324330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27196033468032).

17980005324330 is an abundant number, since it is smaller than the sum of its proper divisors (36412061611734).

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

17980005324330 is a wasteful number, since it uses less digits than its factorization.

17980005324330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879041 (or 879031 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 17980005324330 in words is "seventeen trillion, nine hundred eighty billion, five million, three hundred twenty-four thousand, three hundred thirty".