166842737112 has 32 divisors (see below), whose sum is σ = 417380806080. Its totient is φ = 55577717280.

The previous prime is 166842737093. The next prime is 166842737123. The reversal of 166842737112 is 211737248661.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2245714 + ... + 2318817.

It is an arithmetic number, because the mean of its divisors is an integer number (13043150190).

Almost surely, 2^166842737112 is an apocalyptic number.

166842737112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

166842737112 is an abundant number, since it is smaller than the sum of its proper divisors (250538068968).

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

166842737112 is a wasteful number, since it uses less digits than its factorization.

166842737112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4566063 (or 4566059 counting only the distinct ones).

The product of its digits is 677376, while the sum is 48.

The spelling of 166842737112 in words is "one hundred sixty-six billion, eight hundred forty-two million, seven hundred thirty-seven thousand, one hundred twelve".