5264444521 has 16 divisors (see below), whose sum is σ = 6251757568. Its totient is φ = 4337874000.

The previous prime is 5264444477. The next prime is 5264444527. The reversal of 5264444521 is 1254444625.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5264444521 is a prime.

It is a super-2 number, since 2×5264444521² = 55428752229373838882, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5264444527) 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, 47565 + ... + 113098.

It is an arithmetic number, because the mean of its divisors is an integer number (390734848).

Almost surely, 2^5264444521 is an apocalyptic number.

It is an amenable number.

5264444521 is a deficient number, since it is larger than the sum of its proper divisors (987313047).

5264444521 is a wasteful number, since it uses less digits than its factorization.

5264444521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160852.

The product of its digits is 153600, while the sum is 37.

The square root of 5264444521 is about 72556.4919287034. The cubic root of 5264444521 is about 1739.6058164855.

It can be divided in two parts, 526444 and 4521, that added together give a triangular number (530965 = T₁₀₃₀).

The spelling of 5264444521 in words is "five billion, two hundred sixty-four million, four hundred forty-four thousand, five hundred twenty-one".