2040306564 has 48 divisors (see below), whose sum is σ = 5044551680. Its totient is φ = 640029600.

The previous prime is 2040306557. The next prime is 2040306607. The reversal of 2040306564 is 4656030402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4797 + ... + 64059.

Almost surely, 2^2040306564 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2040306564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2522275840).

2040306564 is an abundant number, since it is smaller than the sum of its proper divisors (3004245116).

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

2040306564 is a wasteful number, since it uses less digits than its factorization.

2040306564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59440 (or 59438 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 2040306564 is about 45169.7527555775. The cubic root of 2040306564 is about 1268.3286680313.

Adding to 2040306564 its reverse (4656030402), we get a palindrome (6696336966).

The spelling of 2040306564 in words is "two billion, forty million, three hundred six thousand, five hundred sixty-four".