166732109292 has 96 divisors (see below), whose sum is σ = 464758963200. Its totient is φ = 46475802240.

The previous prime is 166732109279. The next prime is 166732109353. The reversal of 166732109292 is 292901237661.

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, 325248 + ... + 662759.

It is an arithmetic number, because the mean of its divisors is an integer number (4841239200).

Almost surely, 2^166732109292 is an apocalyptic number.

166732109292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

166732109292 is an abundant number, since it is smaller than the sum of its proper divisors (298026853908).

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

166732109292 is a wasteful number, since it uses less digits than its factorization.

166732109292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988076 (or 988060 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 48.

The spelling of 166732109292 in words is "one hundred sixty-six billion, seven hundred thirty-two million, one hundred nine thousand, two hundred ninety-two".