540034220045 has 4 divisors (see below), whose sum is σ = 648041064060. Its totient is φ = 432027376032.

The previous prime is 540034220023. The next prime is 540034220069. The reversal of 540034220045 is 540022430045.

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 231701673316 + 308332546729 = 481354^2 + 555277^2 .

It is a cyclic number.

It is not a de Polignac number, because 540034220045 - 2¹⁴ = 540034203661 is a prime.

It is a super-2 number, since 2×540034220045² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54003422000 + ... + 54003422009.

It is an arithmetic number, because the mean of its divisors is an integer number (162010266015).

Almost surely, 2^540034220045 is an apocalyptic number.

It is an amenable number.

540034220045 is a deficient number, since it is larger than the sum of its proper divisors (108006844015).

540034220045 is a wasteful number, since it uses less digits than its factorization.

540034220045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108006844014.

The product of its (nonzero) digits is 19200, while the sum is 29.

The spelling of 540034220045 in words is "five hundred forty billion, thirty-four million, two hundred twenty thousand, forty-five".