166052438771060 has 48 divisors (see below), whose sum is σ = 351983509516800. Its totient is φ = 65800352937984.

The previous prime is 166052438771033. The next prime is 166052438771071. The reversal of 166052438771060 is 60177834250661.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 166052438770987 and 166052438771005.

It is a congruent number.

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, 89074880 + ... + 90919959.

It is an arithmetic number, because the mean of its divisors is an integer number (7332989781600).

Almost surely, 2^{166052438771060} is an apocalyptic number.

166052438771060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166052438771060 is an abundant number, since it is smaller than the sum of its proper divisors (185931070745740).

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

166052438771060 is a wasteful number, since it uses less digits than its factorization.

166052438771060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179995280 (or 179995278 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 56.

The spelling of 166052438771060 in words is "one hundred sixty-six trillion, fifty-two billion, four hundred thirty-eight million, seven hundred seventy-one thousand, sixty".