5657633677 has 4 divisors (see below), whose sum is σ = 5990435676. Its totient is φ = 5324831680.

The previous prime is 5657633659. The next prime is 5657633687. The reversal of 5657633677 is 7763367565.

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 1640736036 + 4016897641 = 40506^2 + 63379^2 .

It is a cyclic number.

It is not a de Polignac number, because 5657633677 - 2³¹ = 3510150029 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 (5657633617) 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, 166400974 + ... + 166401007.

It is an arithmetic number, because the mean of its divisors is an integer number (1497608919).

Almost surely, 2^5657633677 is an apocalyptic number.

It is an amenable number.

5657633677 is a deficient number, since it is larger than the sum of its proper divisors (332801999).

5657633677 is a wasteful number, since it uses less digits than its factorization.

5657633677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332801998.

The product of its digits is 16669800, while the sum is 55.

The square root of 5657633677 is about 75217.2432159010. The cubic root of 5657633677 is about 1781.8792672828.

The spelling of 5657633677 in words is "five billion, six hundred fifty-seven million, six hundred thirty-three thousand, six hundred seventy-seven".