166414811528 has 64 divisors (see below), whose sum is σ = 365052779520. Its totient is φ = 69632136000.

The previous prime is 166414811483. The next prime is 166414811543. The reversal of 166414811528 is 825118414661.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6129263 + ... + 6156353.

It is an arithmetic number, because the mean of its divisors is an integer number (5703949680).

Almost surely, 2^166414811528 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 166414811528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182526389760).

166414811528 is an abundant number, since it is smaller than the sum of its proper divisors (198637967992).

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

166414811528 is a wasteful number, since it uses less digits than its factorization.

166414811528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29698 (or 29694 counting only the distinct ones).

The product of its digits is 368640, while the sum is 47.

The spelling of 166414811528 in words is "one hundred sixty-six billion, four hundred fourteen million, eight hundred eleven thousand, five hundred twenty-eight".