355940173027 has 2 divisors, whose sum is σ = 355940173028. Its totient is φ = 355940173026.

The previous prime is 355940173021. The next prime is 355940173103. The reversal of 355940173027 is 720371049553.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 355940173027 - 2⁷ = 355940172899 is a prime.

It is not a weakly prime, because it can be changed into another prime (355940173021) 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, 177970086513 + 177970086514.

It is an arithmetic number, because the mean of its divisors is an integer number (177970086514).

Almost surely, 2^355940173027 is an apocalyptic number.

355940173027 is a deficient number, since it is larger than the sum of its proper divisors (1).

355940173027 is an equidigital number, since it uses as much as digits as its factorization.

355940173027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 793800, while the sum is 46.

The spelling of 355940173027 in words is "three hundred fifty-five billion, nine hundred forty million, one hundred seventy-three thousand, twenty-seven".