5423312520 has 48 divisors (see below), whose sum is σ = 17625766860. Its totient is φ = 1446216576.

The previous prime is 5423312483. The next prime is 5423312537. The reversal of 5423312520 is 252133245.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5339809476 + 83503044 = 73074^2 + 9138^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7532019 + ... + 7532738.

Almost surely, 2^5423312520 is an apocalyptic number.

It is an amenable number.

5423312520 is an abundant number, since it is smaller than the sum of its proper divisors (12202454340).

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

5423312520 is a wasteful number, since it uses less digits than its factorization.

5423312520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15064774 (or 15064767 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 5423312520 is about 73643.1430616592. The cubic root of 5423312520 is about 1756.9316933860.

Adding to 5423312520 its reverse (252133245), we get a palindrome (5675445765).

The spelling of 5423312520 in words is "five billion, four hundred twenty-three million, three hundred twelve thousand, five hundred twenty".