5220254451 has 32 divisors (see below), whose sum is σ = 7231680000. Its totient is φ = 3347422208.

The previous prime is 5220254441. The next prime is 5220254471. The reversal of 5220254451 is 1544520225.

It is a cyclic number.

It is not a de Polignac number, because 5220254451 - 2¹¹ = 5220252403 is a prime.

It is a super-2 number, since 2×5220254451² = 54502113066370622802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5220254411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5618755 + ... + 5619683.

It is an arithmetic number, because the mean of its divisors is an integer number (225990000).

Almost surely, 2^5220254451 is an apocalyptic number.

5220254451 is a deficient number, since it is larger than the sum of its proper divisors (2011425549).

5220254451 is a wasteful number, since it uses less digits than its factorization.

5220254451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643.

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 5220254451 is about 72251.3283684113. The cubic root of 5220254451 is about 1734.7246807662.

Adding to 5220254451 its reverse (1544520225), we get a palindrome (6764774676).

The spelling of 5220254451 in words is "five billion, two hundred twenty million, two hundred fifty-four thousand, four hundred fifty-one".