540420346226 has 4 divisors (see below), whose sum is σ = 810630519342. Its totient is φ = 270210173112.

The previous prime is 540420346201. The next prime is 540420346229. The reversal of 540420346226 is 622643024045.

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

It can be written as a sum of positive squares in only one way, i.e., 427063557001 + 113356789225 = 653501^2 + 336685^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 540420346226.

It is not an unprimeable number, because it can be changed into a prime (540420346229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135105086555 + ... + 135105086558.

Almost surely, 2^540420346226 is an apocalyptic number.

540420346226 is a deficient number, since it is larger than the sum of its proper divisors (270210173116).

540420346226 is a wasteful number, since it uses less digits than its factorization.

540420346226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270210173115.

The product of its (nonzero) digits is 276480, while the sum is 38.

The spelling of 540420346226 in words is "five hundred forty billion, four hundred twenty million, three hundred forty-six thousand, two hundred twenty-six".