354544212219959 has 2 divisors, whose sum is σ = 354544212219960. Its totient is φ = 354544212219958.

The previous prime is 354544212219949. The next prime is 354544212220019. The reversal of 354544212219959 is 959912212445453.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354544212219959 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 354544212219895 and 354544212219904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354544212219919) 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, 177272106109979 + 177272106109980.

It is an arithmetic number, because the mean of its divisors is an integer number (177272106109980).

Almost surely, 2^{354544212219959} is an apocalyptic number.

354544212219959 is a deficient number, since it is larger than the sum of its proper divisors (1).

354544212219959 is an equidigital number, since it uses as much as digits as its factorization.

354544212219959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968000, while the sum is 65.

The spelling of 354544212219959 in words is "three hundred fifty-four trillion, five hundred forty-four billion, two hundred twelve million, two hundred nineteen thousand, nine hundred fifty-nine".