540441545101 has 4 divisors (see below), whose sum is σ = 547844854012. Its totient is φ = 533038236192.

The previous prime is 540441545089. The next prime is 540441545153. The reversal of 540441545101 is 101545144045.

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 159908013225 + 380533531876 = 399885^2 + 616874^2 .

It is a cyclic number.

It is not a de Polignac number, because 540441545101 - 2¹³ = 540441536909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540441549101) 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, 3701654346 + ... + 3701654491.

It is an arithmetic number, because the mean of its divisors is an integer number (136961213503).

Almost surely, 2^540441545101 is an apocalyptic number.

It is an amenable number.

540441545101 is a deficient number, since it is larger than the sum of its proper divisors (7403308911).

540441545101 is an equidigital number, since it uses as much as digits as its factorization.

540441545101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7403308910.

The product of its (nonzero) digits is 32000, while the sum is 34.

Adding to 540441545101 its reverse (101545144045), we get a palindrome (641986689146).

The spelling of 540441545101 in words is "five hundred forty billion, four hundred forty-one million, five hundred forty-five thousand, one hundred one".