166850000037 has 32 divisors (see below), whose sum is σ = 289067074560. Its totient is φ = 93125576880.

The previous prime is 166850000029. The next prime is 166850000041. The reversal of 166850000037 is 730000058661.

It is not a de Polignac number, because 166850000037 - 2³ = 166850000029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 166849999956 and 166850000010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166850000027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10257039 + ... + 10273292.

It is an arithmetic number, because the mean of its divisors is an integer number (9033346080).

Almost surely, 2^166850000037 is an apocalyptic number.

It is an amenable number.

166850000037 is a deficient number, since it is larger than the sum of its proper divisors (122217074523).

166850000037 is a wasteful number, since it uses less digits than its factorization.

166850000037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20530390 (or 20530384 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

Adding to 166850000037 its reverse (730000058661), we get a palindrome (896850058698).

The spelling of 166850000037 in words is "one hundred sixty-six billion, eight hundred fifty million, thirty-seven", and thus it is an aban number.