541698648193 has 4 divisors (see below), whose sum is σ = 541702210900. Its totient is φ = 541695085488.

The previous prime is 541698648157. The next prime is 541698648209. The reversal of 541698648193 is 391846896145.

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 345358379584 + 196340268609 = 587672^2 + 443103^2 .

It is a cyclic number.

It is not a de Polignac number, because 541698648193 - 2¹³ = 541698640001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (541698643193) 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, 1542618 + ... + 1860931.

It is an arithmetic number, because the mean of its divisors is an integer number (135425552725).

Almost surely, 2^541698648193 is an apocalyptic number.

It is an amenable number.

541698648193 is a deficient number, since it is larger than the sum of its proper divisors (3562707).

541698648193 is a wasteful number, since it uses less digits than its factorization.

541698648193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3562706.

The product of its digits is 44789760, while the sum is 64.

The spelling of 541698648193 in words is "five hundred forty-one billion, six hundred ninety-eight million, six hundred forty-eight thousand, one hundred ninety-three".