166352363950 has 24 divisors (see below), whose sum is σ = 311313666168. Its totient is φ = 66132715680.

The previous prime is 166352363927. The next prime is 166352363951. The reversal of 166352363950 is 59363253661.

It is a junction number, because it is equal to n+sod(n) for n = 166352363894 and 166352363903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166352363951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10197517 + ... + 10213816.

It is an arithmetic number, because the mean of its divisors is an integer number (12971402757).

Almost surely, 2^166352363950 is an apocalyptic number.

166352363950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

166352363950 is a deficient number, since it is larger than the sum of its proper divisors (144961302218).

166352363950 is a wasteful number, since it uses less digits than its factorization.

166352363950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20411508 (or 20411503 counting only the distinct ones).

The product of its (nonzero) digits is 2624400, while the sum is 49.

The spelling of 166352363950 in words is "one hundred sixty-six billion, three hundred fifty-two million, three hundred sixty-three thousand, nine hundred fifty".