55755706961 has 2 divisors, whose sum is σ = 55755706962. Its totient is φ = 55755706960.

The previous prime is 55755706957. The next prime is 55755707009. The reversal of 55755706961 is 16960755755.

55755706961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54455022736 + 1300684225 = 233356^2 + 36065^2 .

It is a cyclic number.

It is not a de Polignac number, because 55755706961 - 2² = 55755706957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55755706897 and 55755706906.

It is not a weakly prime, because it can be changed into another prime (55755706901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27877853480 + 27877853481.

It is an arithmetic number, because the mean of its divisors is an integer number (27877853481).

Almost surely, 2^55755706961 is an apocalyptic number.

It is an amenable number.

55755706961 is a deficient number, since it is larger than the sum of its proper divisors (1).

55755706961 is an equidigital number, since it uses as much as digits as its factorization.

55755706961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9922500, while the sum is 56.

The spelling of 55755706961 in words is "fifty-five billion, seven hundred fifty-five million, seven hundred six thousand, nine hundred sixty-one".