2040969166 has 4 divisors (see below), whose sum is σ = 3061453752. Its totient is φ = 1020484582.

The previous prime is 2040969137. The next prime is 2040969169. The reversal of 2040969166 is 6619690402.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040969169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510242290 + ... + 510242293.

It is an arithmetic number, because the mean of its divisors is an integer number (765363438).

Almost surely, 2^2040969166 is an apocalyptic number.

2040969166 is a deficient number, since it is larger than the sum of its proper divisors (1020484586).

2040969166 is a wasteful number, since it uses less digits than its factorization.

2040969166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020484585.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 2040969166 is about 45177.0867365305. The cubic root of 2040969166 is about 1268.4659523278.

The spelling of 2040969166 in words is "two billion, forty million, nine hundred sixty-nine thousand, one hundred sixty-six".