655672727 has 2 divisors, whose sum is σ = 655672728. Its totient is φ = 655672726.

The previous prime is 655672649. The next prime is 655672733. The reversal of 655672727 is 727276556.

655672727 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 655672727 - 2¹⁴ = 655656343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (655672757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327836363 + 327836364.

It is an arithmetic number, because the mean of its divisors is an integer number (327836364).

Almost surely, 2^655672727 is an apocalyptic number.

655672727 is a deficient number, since it is larger than the sum of its proper divisors (1).

655672727 is an equidigital number, since it uses as much as digits as its factorization.

655672727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1234800, while the sum is 47.

The square root of 655672727 is about 25606.1072207394. The cubic root of 655672727 is about 868.7517780479.

The spelling of 655672727 in words is "six hundred fifty-five million, six hundred seventy-two thousand, seven hundred twenty-seven".