5672126557 has 4 divisors (see below), whose sum is σ = 5672296476. Its totient is φ = 5671956640.

The previous prime is 5672126549. The next prime is 5672126567. The reversal of 5672126557 is 7556212765.

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 2194547716 + 3477578841 = 46846^2 + 58971^2 .

It is a cyclic number.

It is not a de Polignac number, because 5672126557 - 2³ = 5672126549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5672126527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16498 + ... + 107779.

It is an arithmetic number, because the mean of its divisors is an integer number (1418074119).

Almost surely, 2^5672126557 is an apocalyptic number.

It is an amenable number.

5672126557 is a deficient number, since it is larger than the sum of its proper divisors (169919).

5672126557 is a wasteful number, since it uses less digits than its factorization.

5672126557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169918.

The product of its digits is 882000, while the sum is 46.

The square root of 5672126557 is about 75313.5217407870. The cubic root of 5672126557 is about 1783.3994872209.

The spelling of 5672126557 in words is "five billion, six hundred seventy-two million, one hundred twenty-six thousand, five hundred fifty-seven".