Search a number
64255679053 is a prime number
BaseRepresentation
bin111011110101111011…
…111101101001001101
320010212002101200220221
4323311323331221031
52023043423212203
645304010111341
74433213155156
oct736573755115
9203762350827
1064255679053
1125283723795
121055311b551
1360a032c187
143177b6092d
151a1117eabd
hexef5efda4d

64255679053 has 2 divisors, whose sum is σ = 64255679054. Its totient is φ = 64255679052.

The previous prime is 64255679041. The next prime is 64255679063. The reversal of 64255679053 is 35097655246.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47020452964 + 17235226089 = 216842^2 + 131283^2 .

It is a cyclic number.

It is not a de Polignac number, because 64255679053 - 25 = 64255679021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64255679063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32127839526 + 32127839527.

It is an arithmetic number, because the mean of its divisors is an integer number (32127839527).

Almost surely, 264255679053 is an apocalyptic number.

It is an amenable number.

64255679053 is a deficient number, since it is larger than the sum of its proper divisors (1).

64255679053 is an equidigital number, since it uses as much as digits as its factorization.

64255679053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804000, while the sum is 52.

The spelling of 64255679053 in words is "sixty-four billion, two hundred fifty-five million, six hundred seventy-nine thousand, fifty-three".