537683663 has 4 divisors (see below), whose sum is σ = 586564008. Its totient is φ = 488803320.

The previous prime is 537683659. The next prime is 537683681. The reversal of 537683663 is 366386735.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 537683663 - 2² = 537683659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537683683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24440156 + ... + 24440177.

It is an arithmetic number, because the mean of its divisors is an integer number (146641002).

Almost surely, 2^537683663 is an apocalyptic number.

537683663 is a deficient number, since it is larger than the sum of its proper divisors (48880345).

537683663 is a wasteful number, since it uses less digits than its factorization.

537683663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48880344.

The product of its digits is 1632960, while the sum is 47.

The square root of 537683663 is about 23188.0068785569. The cubic root of 537683663 is about 813.1592632087.

The spelling of 537683663 in words is "five hundred thirty-seven million, six hundred eighty-three thousand, six hundred sixty-three".