5254140402420 has 576 divisors, whose sum is σ = 19005224587776. Its totient is φ = 1060890255360.

The previous prime is 5254140402409. The next prime is 5254140402421. The reversal of 5254140402420 is 242040414525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5254140402421) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 160185462 + ... + 160218258.

It is an arithmetic number, because the mean of its divisors is an integer number (32995181576).

Almost surely, 2^{5254140402420} 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 5254140402420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9502612293888).

5254140402420 is an abundant number, since it is smaller than the sum of its proper divisors (13751084185356).

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

5254140402420 is a wasteful number, since it uses less digits than its factorization.

5254140402420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32940 (or 32925 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 33.

Adding to 5254140402420 its reverse (242040414525), we get a palindrome (5496180816945).

The spelling of 5254140402420 in words is "five trillion, two hundred fifty-four billion, one hundred forty million, four hundred two thousand, four hundred twenty".