6522320013 has 16 divisors (see below), whose sum is σ = 9899490816. Its totient is φ = 3781054640.

The previous prime is 6522320009. The next prime is 6522320029. The reversal of 6522320013 is 3100232256.

It is not a de Polignac number, because 6522320013 - 2² = 6522320009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6522320033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4295895 + ... + 4297412.

It is an arithmetic number, because the mean of its divisors is an integer number (618718176).

Almost surely, 2^6522320013 is an apocalyptic number.

It is an amenable number.

6522320013 is a deficient number, since it is larger than the sum of its proper divisors (3377170803).

6522320013 is a wasteful number, since it uses less digits than its factorization.

6522320013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8593344.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 6522320013 is about 80760.8817002390. The cubic root of 6522320013 is about 1868.3892840861.

Adding to 6522320013 its reverse (3100232256), we get a palindrome (9622552269).

The spelling of 6522320013 in words is "six billion, five hundred twenty-two million, three hundred twenty thousand, thirteen".