540401650220 has 24 divisors (see below), whose sum is σ = 1135881794544. Its totient is φ = 215962883136.

The previous prime is 540401650219. The next prime is 540401650357. The reversal of 540401650220 is 22056104045.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12338654 + ... + 12382373.

It is an arithmetic number, because the mean of its divisors is an integer number (47328408106).

Almost surely, 2^540401650220 is an apocalyptic number.

It is an amenable number.

540401650220 is an abundant number, since it is smaller than the sum of its proper divisors (595480144324).

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

540401650220 is a wasteful number, since it uses less digits than its factorization.

540401650220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24722129 (or 24722127 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 540401650220 its reverse (22056104045), we get a palindrome (562457754265).

The spelling of 540401650220 in words is "five hundred forty billion, four hundred one million, six hundred fifty thousand, two hundred twenty".