55245123246377 has 2 divisors, whose sum is σ = 55245123246378. Its totient is φ = 55245123246376.

The previous prime is 55245123246361. The next prime is 55245123246389. The reversal of 55245123246377 is 77364232154255.

55245123246377 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 can be written as a sum of positive squares in only one way, i.e., 48803902588441 + 6441220657936 = 6985979^2 + 2537956^2 .

It is a cyclic number.

It is not a de Polignac number, because 55245123246377 - 2⁴ = 55245123246361 is a prime.

It is a super-2 number, since 2×55245123246377² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55245123246307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27622561623188 + 27622561623189.

It is an arithmetic number, because the mean of its divisors is an integer number (27622561623189).

Almost surely, 2^{55245123246377} is an apocalyptic number.

It is an amenable number.

55245123246377 is a deficient number, since it is larger than the sum of its proper divisors (1).

55245123246377 is an equidigital number, since it uses as much as digits as its factorization.

55245123246377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336000, while the sum is 56.

The spelling of 55245123246377 in words is "fifty-five trillion, two hundred forty-five billion, one hundred twenty-three million, two hundred forty-six thousand, three hundred seventy-seven".