166795058880 has 336 divisors, whose sum is σ = 588458242944. Its totient is φ = 43343216640.

The previous prime is 166795058873. The next prime is 166795058939. The reversal of 166795058880 is 88850597661.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32619204 + ... + 32624316.

Almost surely, 2^166795058880 is an apocalyptic number.

166795058880 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 166795058880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (294229121472).

166795058880 is an abundant number, since it is smaller than the sum of its proper divisors (421663184064).

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

166795058880 is a wasteful number, since it uses less digits than its factorization.

166795058880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5424 (or 5411 counting only the distinct ones).

The product of its (nonzero) digits is 29030400, while the sum is 63.

The spelling of 166795058880 in words is "one hundred sixty-six billion, seven hundred ninety-five million, fifty-eight thousand, eight hundred eighty".