6522051601 has 4 divisors (see below), whose sum is σ = 7023747892. Its totient is φ = 6020355312.

The previous prime is 6522051593. The next prime is 6522051611. The reversal of 6522051601 is 1061502256.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4228120576 + 2293931025 = 65024^2 + 47895^2 .

It is a cyclic number.

It is not a de Polignac number, because 6522051601 - 2³ = 6522051593 is a prime.

It is a super-2 number, since 2×6522051601² = 85074314172213326402, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6522051601.

It is not an unprimeable number, because it can be changed into a prime (6522051611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250848126 + ... + 250848151.

It is an arithmetic number, because the mean of its divisors is an integer number (1755936973).

Almost surely, 2^6522051601 is an apocalyptic number.

It is an amenable number.

6522051601 is a deficient number, since it is larger than the sum of its proper divisors (501696291).

6522051601 is a wasteful number, since it uses less digits than its factorization.

6522051601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501696290.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 6522051601 is about 80759.2199132706. The cubic root of 6522051601 is about 1868.3636538920.

Adding to 6522051601 its reverse (1061502256), we get a palindrome (7583553857).

The spelling of 6522051601 in words is "six billion, five hundred twenty-two million, fifty-one thousand, six hundred one".