2045057564 has 36 divisors (see below), whose sum is σ = 3946062120. Its totient is φ = 919632960.

The previous prime is 2045057563. The next prime is 2045057593. The reversal of 2045057564 is 4657505402.

It is a super-2 number, since 2×2045057564² = 8364520880147228192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045057563) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3131462 + ... + 3132114.

Almost surely, 2^2045057564 is an apocalyptic number.

It is an amenable number.

2045057564 is a deficient number, since it is larger than the sum of its proper divisors (1901004556).

2045057564 is a wasteful number, since it uses less digits than its factorization.

2045057564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430 (or 775 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 38.

The square root of 2045057564 is about 45222.3126785882. The cubic root of 2045057564 is about 1269.3123696079.

The spelling of 2045057564 in words is "two billion, forty-five million, fifty-seven thousand, five hundred sixty-four".