5400522520 has 128 divisors (see below), whose sum is σ = 12646368000. Its totient is φ = 2074636800.

The previous prime is 5400522509. The next prime is 5400522527. The reversal of 5400522520 is 252250045.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5400522527) 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, 33131959 + ... + 33132121.

It is an arithmetic number, because the mean of its divisors is an integer number (98799750).

Almost surely, 2^5400522520 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 5400522520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6323184000).

5400522520 is an abundant number, since it is smaller than the sum of its proper divisors (7245845480).

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

5400522520 is a wasteful number, since it uses less digits than its factorization.

5400522520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473 (or 469 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 5400522520 is about 73488.2474957731. The cubic root of 5400522520 is about 1754.4672284267.

Adding to 5400522520 its reverse (252250045), we get a palindrome (5652772565).

The spelling of 5400522520 in words is "five billion, four hundred million, five hundred twenty-two thousand, five hundred twenty".