166792452352 has 18 divisors (see below), whose sum is σ = 332933372198. Its totient is φ = 83396226048.

The previous prime is 166792452347. The next prime is 166792452353. The reversal of 166792452352 is 253254297661.

It can be written as a sum of positive squares in only one way, i.e., 116537573376 + 50254878976 = 341376^2 + 224176^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 166792452352.

It is not an unprimeable number, because it can be changed into a prime (166792452353) by changing a digit.

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 as a sum of consecutive naturals, namely, 325766253 + ... + 325766764.

Almost surely, 2^166792452352 is an apocalyptic number.

It is an amenable number.

166792452352 is a deficient number, since it is larger than the sum of its proper divisors (166140919846).

166792452352 is an frugal number, since it uses more digits than its factorization.

166792452352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651533033 (or 651533019 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 52.

The spelling of 166792452352 in words is "one hundred sixty-six billion, seven hundred ninety-two million, four hundred fifty-two thousand, three hundred fifty-two".