355250305521427 has 2 divisors, whose sum is σ = 355250305521428. Its totient is φ = 355250305521426.

The previous prime is 355250305521361. The next prime is 355250305521431. The reversal of 355250305521427 is 724125503052553.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-355250305521427 is a prime.

It is a super-2 number, since 2×355250305521427² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (355250305521127) 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, 177625152760713 + 177625152760714.

It is an arithmetic number, because the mean of its divisors is an integer number (177625152760714).

Almost surely, 2^{355250305521427} is an apocalyptic number.

355250305521427 is a deficient number, since it is larger than the sum of its proper divisors (1).

355250305521427 is an equidigital number, since it uses as much as digits as its factorization.

355250305521427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6300000, while the sum is 49.

The spelling of 355250305521427 in words is "three hundred fifty-five trillion, two hundred fifty billion, three hundred five million, five hundred twenty-one thousand, four hundred twenty-seven".