166835350340 has 12 divisors (see below), whose sum is σ = 350354235756. Its totient is φ = 66734140128.

The previous prime is 166835350333. The next prime is 166835350373. The reversal of 166835350340 is 43053538661.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 74079774976 + 92755575364 = 272176^2 + 304558^2 .

It is a junction number, because it is equal to n+sod(n) for n = 166835350291 and 166835350300.

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 3 ways as a sum of consecutive naturals, for example, 4170883739 + ... + 4170883778.

It is an arithmetic number, because the mean of its divisors is an integer number (29196186313).

Almost surely, 2^166835350340 is an apocalyptic number.

166835350340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166835350340 is an abundant number, since it is smaller than the sum of its proper divisors (183518885416).

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

166835350340 is a wasteful number, since it uses less digits than its factorization.

166835350340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8341767526 (or 8341767524 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 166835350340 in words is "one hundred sixty-six billion, eight hundred thirty-five million, three hundred fifty thousand, three hundred forty".