166312364460 has 192 divisors, whose sum is σ = 535177843200. Its totient is φ = 38165299200.

The previous prime is 166312364419. The next prime is 166312364467. The reversal of 166312364460 is 64463213661.

It is not an unprimeable number, because it can be changed into a prime (166312364467) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 17915020 + ... + 17924300.

It is an arithmetic number, because the mean of its divisors is an integer number (2787384600).

Almost surely, 2^166312364460 is an apocalyptic number.

166312364460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166312364460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (267588921600).

166312364460 is an abundant number, since it is smaller than the sum of its proper divisors (368865478740).

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

166312364460 is a wasteful number, since it uses less digits than its factorization.

166312364460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10752 (or 10750 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 42.

The spelling of 166312364460 in words is "one hundred sixty-six billion, three hundred twelve million, three hundred sixty-four thousand, four hundred sixty".