540035815057 has 4 divisors (see below), whose sum is σ = 541144718656. Its totient is φ = 538926911460.

The previous prime is 540035815037. The next prime is 540035815063. The reversal of 540035815057 is 750518530045.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540035815057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540035815037) 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, 554451069 + ... + 554452042.

It is an arithmetic number, because the mean of its divisors is an integer number (135286179664).

Almost surely, 2^540035815057 is an apocalyptic number.

It is an amenable number.

540035815057 is a deficient number, since it is larger than the sum of its proper divisors (1108903599).

540035815057 is a wasteful number, since it uses less digits than its factorization.

540035815057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1108903598.

The product of its (nonzero) digits is 420000, while the sum is 43.

The spelling of 540035815057 in words is "five hundred forty billion, thirty-five million, eight hundred fifteen thousand, fifty-seven".