61368255526373 has 2 divisors, whose sum is σ = 61368255526374. Its totient is φ = 61368255526372.

The previous prime is 61368255526363. The next prime is 61368255526393. The reversal of 61368255526373 is 37362555286316.

61368255526373 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., 41352590637604 + 20015664888769 = 6430598^2 + 4473887^2 .

It is a cyclic number.

It is not a de Polignac number, because 61368255526373 - 2¹⁴ = 61368255509989 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61368255526363) 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, 30684127763186 + 30684127763187.

It is an arithmetic number, because the mean of its divisors is an integer number (30684127763187).

Almost surely, 2^{61368255526373} is an apocalyptic number.

It is an amenable number.

61368255526373 is a deficient number, since it is larger than the sum of its proper divisors (1).

61368255526373 is an equidigital number, since it uses as much as digits as its factorization.

61368255526373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 163296000, while the sum is 62.

The spelling of 61368255526373 in words is "sixty-one trillion, three hundred sixty-eight billion, two hundred fifty-five million, five hundred twenty-six thousand, three hundred seventy-three".