5243054520 has 64 divisors (see below), whose sum is σ = 17159091840. Its totient is φ = 1271043200.

The previous prime is 5243054501. The next prime is 5243054567. The reversal of 5243054520 is 254503425.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1984686 + ... + 1987325.

It is an arithmetic number, because the mean of its divisors is an integer number (268110810).

Almost surely, 2^5243054520 is an apocalyptic number.

It is an amenable number.

5243054520 is an abundant number, since it is smaller than the sum of its proper divisors (11916037320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5243054520 is a wasteful number, since it uses less digits than its factorization.

5243054520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3972036 (or 3972032 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 5243054520 is about 72408.9395033514. The cubic root of 5243054520 is about 1737.2465501296.

Adding to 5243054520 its reverse (254503425), we get a palindrome (5497557945).

It can be divided in two parts, 524305 and 4520, that added together give a palindrome (528825).

The spelling of 5243054520 in words is "five billion, two hundred forty-three million, fifty-four thousand, five hundred twenty".