5213240240 has 160 divisors (see below), whose sum is σ = 13616128512. Its totient is φ = 1843200000.

The previous prime is 5213240233. The next prime is 5213240261. The reversal of 5213240240 is 420423125.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3255440 + ... + 3257040.

Almost surely, 2^5213240240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5213240240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6808064256).

5213240240 is an abundant number, since it is smaller than the sum of its proper divisors (8402888272).

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

5213240240 is a wasteful number, since it uses less digits than its factorization.

5213240240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1759 (or 1753 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 5213240240 is about 72202.7716919510. The cubic root of 5213240240 is about 1733.9473764632.

Adding to 5213240240 its reverse (420423125), we get a palindrome (5633663365).

The spelling of 5213240240 in words is "five billion, two hundred thirteen million, two hundred forty thousand, two hundred forty".