541889155873 has 4 divisors (see below), whose sum is σ = 583572937108. Its totient is φ = 500205374640.

The previous prime is 541889155823. The next prime is 541889155877. The reversal of 541889155873 is 378551988145.

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 368847299584 + 173041856289 = 607328^2 + 415983^2 .

It is a cyclic number.

It is not a de Polignac number, because 541889155873 - 2¹⁷ = 541889024801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (541889155877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20841890598 + ... + 20841890623.

It is an arithmetic number, because the mean of its divisors is an integer number (145893234277).

Almost surely, 2^541889155873 is an apocalyptic number.

It is an amenable number.

541889155873 is a deficient number, since it is larger than the sum of its proper divisors (41683781235).

541889155873 is a wasteful number, since it uses less digits than its factorization.

541889155873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41683781234.

The product of its digits is 48384000, while the sum is 64.

The spelling of 541889155873 in words is "five hundred forty-one billion, eight hundred eighty-nine million, one hundred fifty-five thousand, eight hundred seventy-three".