5117238368 has 48 divisors (see below), whose sum is σ = 11008327680. Its totient is φ = 2322230400.

The previous prime is 5117238367. The next prime is 5117238437. The reversal of 5117238368 is 8638327115.

It is a happy number.

It is a super-2 number, since 2×5117238368² = 52372257029862606848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5117238367) 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, 210593 + ... + 233631.

It is an arithmetic number, because the mean of its divisors is an integer number (229340160).

Almost surely, 2^5117238368 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 5117238368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5504163840).

5117238368 is an abundant number, since it is smaller than the sum of its proper divisors (5891089312).

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

5117238368 is a wasteful number, since it uses less digits than its factorization.

5117238368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23691 (or 23683 counting only the distinct ones).

The product of its digits is 241920, while the sum is 44.

The square root of 5117238368 is about 71534.8751868625. The cubic root of 5117238368 is about 1723.2378131801.

The spelling of 5117238368 in words is "five billion, one hundred seventeen million, two hundred thirty-eight thousand, three hundred sixty-eight".