536640566 has 64 divisors (see below), whose sum is σ = 1045647360. Its totient is φ = 202118400.

The previous prime is 536640557. The next prime is 536640571. The reversal of 536640566 is 665046635.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 577190 + ... + 578118.

It is an arithmetic number, because the mean of its divisors is an integer number (16338240).

Almost surely, 2^536640566 is an apocalyptic number.

536640566 is a deficient number, since it is larger than the sum of its proper divisors (509006794).

536640566 is a wasteful number, since it uses less digits than its factorization.

536640566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002 (or 980 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 41.

The square root of 536640566 is about 23165.5037933562. The cubic root of 536640566 is about 812.6330845038.

The spelling of 536640566 in words is "five hundred thirty-six million, six hundred forty thousand, five hundred sixty-six".