6522620005 has 16 divisors (see below), whose sum is σ = 8601038784. Its totient is φ = 4709092480.

The previous prime is 6522619963. The next prime is 6522620023. The reversal of 6522620005 is 5000262256.

It is not a de Polignac number, because 6522620005 - 2¹¹ = 6522617957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 425287 + ... + 440356.

It is an arithmetic number, because the mean of its divisors is an integer number (537564924).

Almost surely, 2^6522620005 is an apocalyptic number.

It is an amenable number.

6522620005 is a deficient number, since it is larger than the sum of its proper divisors (2078418779).

6522620005 is a wasteful number, since it uses less digits than its factorization.

6522620005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865796.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 6522620005 is about 80762.7389642030. The cubic root of 6522620005 is about 1868.4179289673.

The spelling of 6522620005 in words is "six billion, five hundred twenty-two million, six hundred twenty thousand, five".