540734166529 has 4 divisors (see below), whose sum is σ = 546087970260. Its totient is φ = 535380362800.

The previous prime is 540734166463. The next prime is 540734166607. The reversal of 540734166529 is 925661437045.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 458796249025 + 81937917504 = 677345^2 + 286248^2 .

It is a cyclic number.

It is not a de Polignac number, because 540734166529 - 2²¹ = 540732069377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540734166029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2676901714 + ... + 2676901915.

It is an arithmetic number, because the mean of its divisors is an integer number (136521992565).

Almost surely, 2^540734166529 is an apocalyptic number.

It is an amenable number.

540734166529 is a deficient number, since it is larger than the sum of its proper divisors (5353803731).

540734166529 is a wasteful number, since it uses less digits than its factorization.

540734166529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5353803730.

The product of its (nonzero) digits is 5443200, while the sum is 52.

The spelling of 540734166529 in words is "five hundred forty billion, seven hundred thirty-four million, one hundred sixty-six thousand, five hundred twenty-nine".