1850166835002 has 24 divisors (see below), whose sum is σ = 4008781157940. Its totient is φ = 616708993920.

The previous prime is 1850166835001. The next prime is 1850166835019. The reversal of 1850166835002 is 2005386610581.

1850166835002 is a `hidden beast` number, since 1 + 8 + 5 + 0 + 1 + 66 + 83 + 500 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1837052233641 + 13114601361 = 1355379^2 + 114519^2 .

It is not an unprimeable number, because it can be changed into a prime (1850166835001) 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, 229377 + ... + 1937252.

Almost surely, 2^{1850166835002} is an apocalyptic number.

1850166835002 is an abundant number, since it is smaller than the sum of its proper divisors (2158614322938).

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

1850166835002 is a wasteful number, since it uses less digits than its factorization.

1850166835002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2214078 (or 2214075 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 45.

The spelling of 1850166835002 in words is "one trillion, eight hundred fifty billion, one hundred sixty-six million, eight hundred thirty-five thousand, two".