5164072240 has 80 divisors (see below), whose sum is σ = 12867265728. Its totient is φ = 1922393088.

The previous prime is 5164072211. The next prime is 5164072241. The reversal of 5164072240 is 422704615.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (5164072241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30154 + ... + 106006.

Almost surely, 2^5164072240 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 5164072240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6433632864).

5164072240 is an abundant number, since it is smaller than the sum of its proper divisors (7703193488).

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

5164072240 is a wasteful number, since it uses less digits than its factorization.

5164072240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75926 (or 75920 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 5164072240 is about 71861.4795283259. The cubic root of 5164072240 is about 1728.4789820884.

Adding to 5164072240 its reverse (422704615), we get a palindrome (5586776855).

The spelling of 5164072240 in words is "five billion, one hundred sixty-four million, seventy-two thousand, two hundred forty".