540020646020045 has 64 divisors (see below), whose sum is σ = 667818619453440. Its totient is φ = 419066613176832.

The previous prime is 540020646019991. The next prime is 540020646020081.

540020646020045 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 540020646020045 - 2¹⁴ = 540020646003661 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 540020646019990 and 540020646020008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8907820604 + ... + 8907881226.

It is an arithmetic number, because the mean of its divisors is an integer number (10434665928960).

Almost surely, 2^{540020646020045} is an apocalyptic number.

It is an amenable number.

540020646020045 is a deficient number, since it is larger than the sum of its proper divisors (127797973433395).

540020646020045 is a wasteful number, since it uses less digits than its factorization.

540020646020045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62106.

The product of its (nonzero) digits is 230400, while the sum is 38.

The spelling of 540020646020045 in words is "five hundred forty trillion, twenty billion, six hundred forty-six million, twenty thousand, forty-five".