540654044401 has 4 divisors (see below), whose sum is σ = 540987577204. Its totient is φ = 540320511600.

The previous prime is 540654044297. The next prime is 540654044407. The reversal of 540654044401 is 104440456045.

It is a happy number.

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 342763411600 + 197890632801 = 585460^2 + 444849^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540654044401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540654044407) 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, 166763970 + ... + 166767211.

It is an arithmetic number, because the mean of its divisors is an integer number (135246894301).

Almost surely, 2^540654044401 is an apocalyptic number.

It is an amenable number.

540654044401 is a deficient number, since it is larger than the sum of its proper divisors (333532803).

540654044401 is a wasteful number, since it uses less digits than its factorization.

540654044401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333532802.

The product of its (nonzero) digits is 153600, while the sum is 37.

The spelling of 540654044401 in words is "five hundred forty billion, six hundred fifty-four million, forty-four thousand, four hundred one".