574540669138 has 4 divisors (see below), whose sum is σ = 861811003710. Its totient is φ = 287270334568.

The previous prime is 574540669121. The next prime is 574540669181. The reversal of 574540669138 is 831966045475.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 416054670529 + 158485998609 = 645023^2 + 398103^2 .

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143635167283 + ... + 143635167286.

Almost surely, 2^574540669138 is an apocalyptic number.

574540669138 is a deficient number, since it is larger than the sum of its proper divisors (287270334572).

574540669138 is a wasteful number, since it uses less digits than its factorization.

574540669138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287270334571.

The product of its (nonzero) digits is 21772800, while the sum is 58.

The spelling of 574540669138 in words is "five hundred seventy-four billion, five hundred forty million, six hundred sixty-nine thousand, one hundred thirty-eight".