178553241413 has 2 divisors, whose sum is σ = 178553241414. Its totient is φ = 178553241412.

The previous prime is 178553241329. The next prime is 178553241431. The reversal of 178553241413 is 314142355871.

178553241413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (178553241431) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104592087649 + 73961153764 = 323407^2 + 271958^2 .

It is a cyclic number.

It is not a de Polignac number, because 178553241413 - 2¹⁴ = 178553225029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (178553231413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 89276620706 + 89276620707.

It is an arithmetic number, because the mean of its divisors is an integer number (89276620707).

Almost surely, 2^178553241413 is an apocalyptic number.

It is an amenable number.

178553241413 is a deficient number, since it is larger than the sum of its proper divisors (1).

178553241413 is an equidigital number, since it uses as much as digits as its factorization.

178553241413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 403200, while the sum is 44.

The spelling of 178553241413 in words is "one hundred seventy-eight billion, five hundred fifty-three million, two hundred forty-one thousand, four hundred thirteen".