2040236664 has 32 divisors (see below), whose sum is σ = 5116906320. Its totient is φ = 677903616.

The previous prime is 2040236659. The next prime is 2040236717. The reversal of 2040236664 is 4666320402.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 128287 + ... + 143310.

Almost surely, 2^2040236664 is an apocalyptic number.

2040236664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2040236664 is an abundant number, since it is smaller than the sum of its proper divisors (3076669656).

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

2040236664 is a wasteful number, since it uses less digits than its factorization.

2040236664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271919 (or 271915 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 33.

The square root of 2040236664 is about 45168.9790010799. The cubic root of 2040236664 is about 1268.3141837396.

The spelling of 2040236664 in words is "two billion, forty million, two hundred thirty-six thousand, six hundred sixty-four".