5294723616 has 720 divisors, whose sum is σ = 20554410240. Its totient is φ = 1280240640.

The previous prime is 5294723611. The next prime is 5294723617. The reversal of 5294723616 is 6163274925.

5294723616 is a `hidden beast` number, since 5 + 2 + 9 + 4 + 7 + 23 + 616 = 666.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (5294723611) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 170797521 + ... + 170797551.

It is an arithmetic number, because the mean of its divisors is an integer number (28547792).

Almost surely, 2^5294723616 is an apocalyptic number.

5294723616 is a gapful number since it is divisible by the number (56) 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 5294723616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10277205120).

5294723616 is an abundant number, since it is smaller than the sum of its proper divisors (15259686624).

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

5294723616 is a wasteful number, since it uses less digits than its factorization.

5294723616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107 (or 75 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 5294723616 is about 72764.8515150000. The cubic root of 5294723616 is about 1742.9346276348.

The spelling of 5294723616 in words is "five billion, two hundred ninety-four million, seven hundred twenty-three thousand, six hundred sixteen".