5220451413 has 12 divisors (see below), whose sum is σ = 7582315468. Its totient is φ = 3461071680.

The previous prime is 5220451391. The next prime is 5220451447. The reversal of 5220451413 is 3141540225.

It can be written as a sum of positive squares in 2 ways, for example, as 1277490564 + 3942960849 = 35742^2 + 62793^2 .

It is not a de Polignac number, because 5220451413 - 2⁶ = 5220451349 is a prime.

It is a super-2 number, since 2×5220451413² = 54506225910987393138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5220451213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1600720 + ... + 1603977.

Almost surely, 2^5220451413 is an apocalyptic number.

It is an amenable number.

5220451413 is a deficient number, since it is larger than the sum of its proper divisors (2361864055).

5220451413 is a wasteful number, since it uses less digits than its factorization.

5220451413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3204884 (or 3204881 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 5220451413 is about 72252.6913893178. The cubic root of 5220451413 is about 1734.7464977452.

Adding to 5220451413 its reverse (3141540225), we get a palindrome (8361991638).

The spelling of 5220451413 in words is "five billion, two hundred twenty million, four hundred fifty-one thousand, four hundred thirteen".