5216746368 has 64 divisors (see below), whose sum is σ = 13911163920. Its totient is φ = 1732116480.

The previous prime is 5216746363. The next prime is 5216746441. The reversal of 5216746368 is 8636476125.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5216746363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72258 + ... + 125118.

Almost surely, 2^5216746368 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 5216746368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6955581960).

5216746368 is an abundant number, since it is smaller than the sum of its proper divisors (8694417552).

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

5216746368 is a wasteful number, since it uses less digits than its factorization.

5216746368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53135 (or 53123 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 48.

The square root of 5216746368 is about 72227.0473437756. The cubic root of 5216746368 is about 1734.3360073837.

The spelling of 5216746368 in words is "five billion, two hundred sixteen million, seven hundred forty-six thousand, three hundred sixty-eight".