540240624722 has 54 divisors (see below), whose sum is σ = 863983132887. Its totient is φ = 253333520792.

The previous prime is 540240624713. The next prime is 540240624739. The reversal of 540240624722 is 227426042045.

It can be written as a sum of positive squares in only one way, i.e., 270120312361 + 270120312361 = 519731^2 + 519731^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=519731.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1410549743 + ... + 1410550125.

Almost surely, 2^540240624722 is an apocalyptic number.

540240624722 is a deficient number, since it is larger than the sum of its proper divisors (323742508165).

540240624722 is an frugal number, since it uses more digits than its factorization.

540240624722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932 (or 467 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 38.

Adding to 540240624722 its reverse (227426042045), we get a palindrome (767666666767).

The spelling of 540240624722 in words is "five hundred forty billion, two hundred forty million, six hundred twenty-four thousand, seven hundred twenty-two".