5272664544 has 384 divisors, whose sum is σ = 18250444800. Its totient is φ = 1467984384.

The previous prime is 5272664533. The next prime is 5272664549. The reversal of 5272664544 is 4454662725.

5272664544 is a `hidden beast` number, since 5 + 27 + 26 + 64 + 544 = 666.

Its product of digits (1612800) is a multiple of the sum of its prime divisors (288).

It is a self number, because there is not a number n which added to its sum of digits gives 5272664544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5272664549) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23024622 + ... + 23024850.

It is an arithmetic number, because the mean of its divisors is an integer number (47527200).

Almost surely, 2^5272664544 is an apocalyptic number.

5272664544 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5272664544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9125222400).

5272664544 is an abundant number, since it is smaller than the sum of its proper divisors (12977780256).

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

5272664544 is an equidigital number, since it uses as much as digits as its factorization.

5272664544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314 (or 288 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 45.

The square root of 5272664544 is about 72613.1155095276. The cubic root of 5272664544 is about 1740.5107656301.

The spelling of 5272664544 in words is "five billion, two hundred seventy-two million, six hundred sixty-four thousand, five hundred forty-four".