5400251024520 has 256 divisors, whose sum is σ = 18231405972480. Its totient is φ = 1268469734400.

The previous prime is 5400251024513. The next prime is 5400251024533. The reversal of 5400251024520 is 254201520045.

It is a super-2 number, since 2×5400251024520² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4894339 + ... + 5895341.

It is an arithmetic number, because the mean of its divisors is an integer number (71216429580).

Almost surely, 2^{5400251024520} 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 5400251024520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9115702986240).

5400251024520 is an abundant number, since it is smaller than the sum of its proper divisors (12831154947960).

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

5400251024520 is a wasteful number, since it uses less digits than its factorization.

5400251024520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001156 (or 1001152 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

Adding to 5400251024520 its reverse (254201520045), we get a palindrome (5654452544565).

The spelling of 5400251024520 in words is "five trillion, four hundred billion, two hundred fifty-one million, twenty-four thousand, five hundred twenty".