6562388020 has 48 divisors (see below), whose sum is σ = 13845138048. Its totient is φ = 2612776320.

The previous prime is 6562387999. The next prime is 6562388023. The reversal of 6562388020 is 208832656.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6562388023) 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 15 ways as a sum of consecutive naturals, for example, 6929187 + ... + 6930133.

It is an arithmetic number, because the mean of its divisors is an integer number (288440376).

Almost surely, 2^6562388020 is an apocalyptic number.

It is an amenable number.

6562388020 is an abundant number, since it is smaller than the sum of its proper divisors (7282750028).

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

6562388020 is a wasteful number, since it uses less digits than its factorization.

6562388020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2200 (or 2198 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 6562388020 is about 81008.5675715847. The cubic root of 6562388020 is about 1872.2074478053.

The spelling of 6562388020 in words is "six billion, five hundred sixty-two million, three hundred eighty-eight thousand, twenty".