537818668 has 12 divisors (see below), whose sum is σ = 945961632. Its totient is φ = 267543920.

The previous prime is 537818651. The next prime is 537818747. The reversal of 537818668 is 866818735.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340468 + ... + 342043.

It is an arithmetic number, because the mean of its divisors is an integer number (78830136).

Almost surely, 2^537818668 is an apocalyptic number.

It is an amenable number.

537818668 is a deficient number, since it is larger than the sum of its proper divisors (408142964).

537818668 is a wasteful number, since it uses less digits than its factorization.

537818668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682712 (or 682710 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 52.

The square root of 537818668 is about 23190.9177912389. The cubic root of 537818668 is about 813.2273152295.

The spelling of 537818668 in words is "five hundred thirty-seven million, eight hundred eighteen thousand, six hundred sixty-eight".