540313122320 has 160 divisors (see below), whose sum is σ = 1313257017600. Its totient is φ = 206541232128.

The previous prime is 540313122319. The next prime is 540313122341. The reversal of 540313122320 is 23221313045.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 540313122320.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71193086 + ... + 71200674.

It is an arithmetic number, because the mean of its divisors is an integer number (8207856360).

Almost surely, 2^540313122320 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 540313122320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (656628508800).

540313122320 is an abundant number, since it is smaller than the sum of its proper divisors (772943895280).

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

540313122320 is a wasteful number, since it uses less digits than its factorization.

540313122320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8065 (or 8059 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 540313122320 its reverse (23221313045), we get a palindrome (563534435365).

The spelling of 540313122320 in words is "five hundred forty billion, three hundred thirteen million, one hundred twenty-two thousand, three hundred twenty".