5217145851348 has 96 divisors (see below), whose sum is σ = 13605795660800. Its totient is φ = 1728802714752.

The previous prime is 5217145851343. The next prime is 5217145851371. The reversal of 5217145851348 is 8431585417125.

5217145851348 is a `hidden beast` number, since 5 + 2 + 1 + 7 + 1 + 4 + 585 + 13 + 48 = 666.

It is a super-2 number, since 2×5217145851348² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 5217145851294 and 5217145851303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5217145851343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16922790 + ... + 17228322.

Almost surely, 2^{5217145851348} 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 5217145851348, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6802897830400).

5217145851348 is an abundant number, since it is smaller than the sum of its proper divisors (8388649809452).

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

5217145851348 is a wasteful number, since it uses less digits than its factorization.

5217145851348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306478 (or 306470 counting only the distinct ones).

The product of its digits is 5376000, while the sum is 54.

The spelling of 5217145851348 in words is "five trillion, two hundred seventeen billion, one hundred forty-five million, eight hundred fifty-one thousand, three hundred forty-eight".