540620053344 has 144 divisors (see below), whose sum is σ = 1759913745408. Its totient is φ = 154208054016.

The previous prime is 540620053343. The next prime is 540620053349. The reversal of 540620053344 is 443350026045.

540620053344 is a `hidden beast` number, since 5 + 406 + 200 + 5 + 3 + 3 + 44 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 540620053299 and 540620053308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540620053343) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1002819 + ... + 1444605.

It is an arithmetic number, because the mean of its divisors is an integer number (12221623232).

Almost surely, 2^540620053344 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 540620053344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (879956872704).

540620053344 is an abundant number, since it is smaller than the sum of its proper divisors (1219293692064).

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

540620053344 is a wasteful number, since it uses less digits than its factorization.

540620053344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442417 (or 442406 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 540620053344 its reverse (443350026045), we get a palindrome (983970079389).

The spelling of 540620053344 in words is "five hundred forty billion, six hundred twenty million, fifty-three thousand, three hundred forty-four".