6537032020 has 24 divisors (see below), whose sum is σ = 13729744224. Its totient is φ = 2614436256.

The previous prime is 6537032003. The next prime is 6537032041. The reversal of 6537032020 is 202307356.

It is a self number, because there is not a number n which added to its sum of digits gives 6537032020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150039 + ... + 188641.

It is an arithmetic number, because the mean of its divisors is an integer number (572072676).

Almost surely, 2^6537032020 is an apocalyptic number.

It is an amenable number.

6537032020 is an abundant number, since it is smaller than the sum of its proper divisors (7192712204).

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

6537032020 is a wasteful number, since it uses less digits than its factorization.

6537032020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47079 (or 47077 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 6537032020 is about 80851.9141393696. The cubic root of 6537032020 is about 1869.7930338018.

Adding to 6537032020 its reverse (202307356), we get a palindrome (6739339376).

The spelling of 6537032020 in words is "six billion, five hundred thirty-seven million, thirty-two thousand, twenty".