541974383479145 has 4 divisors (see below), whose sum is σ = 650369260174980. Its totient is φ = 433579506783312.

The previous prime is 541974383479117. The next prime is 541974383479157.

541974383479145 is nontrivially palindromic in base 10.

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 428110694378896 + 113863689100249 = 20690836^2 + 10670693^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-541974383479145 is a prime.

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, 54197438347910 + ... + 54197438347919.

It is an arithmetic number, because the mean of its divisors is an integer number (162592315043745).

Almost surely, 2^{541974383479145} is an apocalyptic number.

It is an amenable number.

541974383479145 is a deficient number, since it is larger than the sum of its proper divisors (108394876695835).

541974383479145 is a wasteful number, since it uses less digits than its factorization.

541974383479145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108394876695834.

The product of its digits is 1828915200, while the sum is 74.

The spelling of 541974383479145 in words is "five hundred forty-one trillion, nine hundred seventy-four billion, three hundred eighty-three million, four hundred seventy-nine thousand, one hundred forty-five".