5655655658 has 4 divisors (see below), whose sum is σ = 8483483490. Its totient is φ = 2827827828.

The previous prime is 5655655651. The next prime is 5655655669. The reversal of 5655655658 is 8565565565.

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., 5619451369 + 36204289 = 74963^2 + 6017^2 .

It is not an unprimeable number, because it can be changed into a prime (5655655651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1413913913 + ... + 1413913916.

Almost surely, 2^5655655658 is an apocalyptic number.

5655655658 is a deficient number, since it is larger than the sum of its proper divisors (2827827832).

5655655658 is a wasteful number, since it uses less digits than its factorization.

5655655658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2827827831.

The product of its digits is 27000000, while the sum is 56.

The square root of 5655655658 is about 75204.0933593378. The cubic root of 5655655658 is about 1781.6715831706.

The spelling of 5655655658 in words is "five billion, six hundred fifty-five million, six hundred fifty-five thousand, six hundred fifty-eight".