5571667625597 has 4 divisors (see below), whose sum is σ = 5573419174716. Its totient is φ = 5569916076480.

The previous prime is 5571667625561. The next prime is 5571667625603. The reversal of 5571667625597 is 7955267661755.

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 2872123330756 + 2699544294841 = 1694734^2 + 1643029^2 .

It is a cyclic number.

It is not a de Polignac number, because 5571667625597 - 2⁸ = 5571667625341 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5571667625597.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5571667624597) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 875769788 + ... + 875776149.

It is an arithmetic number, because the mean of its divisors is an integer number (1393354793679).

Almost surely, 2^{5571667625597} is an apocalyptic number.

It is an amenable number.

5571667625597 is a deficient number, since it is larger than the sum of its proper divisors (1751549119).

5571667625597 is a wasteful number, since it uses less digits than its factorization.

5571667625597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751549118.

The product of its digits is 833490000, while the sum is 71.

The spelling of 5571667625597 in words is "five trillion, five hundred seventy-one billion, six hundred sixty-seven million, six hundred twenty-five thousand, five hundred ninety-seven".