16660461024 has 192 divisors, whose sum is σ = 50895432000. Its totient is φ = 5361334272.

The previous prime is 16660461019. The next prime is 16660461071. The reversal of 16660461024 is 42016406661.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 16660461024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2025432 + ... + 2033640.

It is an arithmetic number, because the mean of its divisors is an integer number (265080375).

Almost surely, 2^16660461024 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 16660461024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25447716000).

16660461024 is an abundant number, since it is smaller than the sum of its proper divisors (34234970976).

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

16660461024 is an frugal number, since it uses more digits than its factorization.

16660461024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8269 (or 8243 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

Adding to 16660461024 its reverse (42016406661), we get a palindrome (58676867685).

The spelling of 16660461024 in words is "sixteen billion, six hundred sixty million, four hundred sixty-one thousand, twenty-four".