354021363122447 has 2 divisors, whose sum is σ = 354021363122448. Its totient is φ = 354021363122446.

The previous prime is 354021363122437. The next prime is 354021363122599. The reversal of 354021363122447 is 744221363120453.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 354021363122447 - 2⁴ = 354021363122431 is a prime.

It is a super-2 number, since 2×354021363122447² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354021363122407) 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, 177010681561223 + 177010681561224.

It is an arithmetic number, because the mean of its divisors is an integer number (177010681561224).

Almost surely, 2^{354021363122447} is an apocalyptic number.

354021363122447 is a deficient number, since it is larger than the sum of its proper divisors (1).

354021363122447 is an equidigital number, since it uses as much as digits as its factorization.

354021363122447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2903040, while the sum is 47.

The spelling of 354021363122447 in words is "three hundred fifty-four trillion, twenty-one billion, three hundred sixty-three million, one hundred twenty-two thousand, four hundred forty-seven".