540244100124 has 72 divisors (see below), whose sum is σ = 1397157954192. Its totient is φ = 175950328320.

The previous prime is 540244100113. The next prime is 540244100131. The reversal of 540244100124 is 421001442045.

540244100124 is a `hidden beast` number, since 540 + 2 + 4 + 4 + 100 + 12 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 127614 + ... + 1047269.

It is an arithmetic number, because the mean of its divisors is an integer number (19404971586).

Almost surely, 2^540244100124 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 540244100124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (698578977096).

540244100124 is an abundant number, since it is smaller than the sum of its proper divisors (856913854068).

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

540244100124 is a wasteful number, since it uses less digits than its factorization.

540244100124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175187 (or 1175182 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 540244100124 its reverse (421001442045), we get a palindrome (961245542169).

The spelling of 540244100124 in words is "five hundred forty billion, two hundred forty-four million, one hundred thousand, one hundred twenty-four".