755808844061 has 2 divisors, whose sum is σ = 755808844062. Its totient is φ = 755808844060.

The previous prime is 755808844051. The next prime is 755808844079. The reversal of 755808844061 is 160448808557.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 612433021561 + 143375822500 = 782581^2 + 378650^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-755808844061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 755808843988 and 755808844006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (755808844051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 377904422030 + 377904422031.

It is an arithmetic number, because the mean of its divisors is an integer number (377904422031).

Almost surely, 2^755808844061 is an apocalyptic number.

It is an amenable number.

755808844061 is a deficient number, since it is larger than the sum of its proper divisors (1).

755808844061 is an equidigital number, since it uses as much as digits as its factorization.

755808844061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8601600, while the sum is 56.

The spelling of 755808844061 in words is "seven hundred fifty-five billion, eight hundred eight million, eight hundred forty-four thousand, sixty-one".