354303513219889 has 2 divisors, whose sum is σ = 354303513219890. Its totient is φ = 354303513219888.

The previous prime is 354303513219881. The next prime is 354303513219919. The reversal of 354303513219889 is 988912315303453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 298660611240000 + 55642901979889 = 17281800^2 + 7459417^2 .

It is a cyclic number.

It is not a de Polignac number, because 354303513219889 - 2³ = 354303513219881 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 354303513219889.

It is not a weakly prime, because it can be changed into another prime (354303513219881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177151756609944 + 177151756609945.

It is an arithmetic number, because the mean of its divisors is an integer number (177151756609945).

Almost surely, 2^{354303513219889} is an apocalyptic number.

It is an amenable number.

354303513219889 is a deficient number, since it is larger than the sum of its proper divisors (1).

354303513219889 is an equidigital number, since it uses as much as digits as its factorization.

354303513219889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 83980800, while the sum is 64.

The spelling of 354303513219889 in words is "three hundred fifty-four trillion, three hundred three billion, five hundred thirteen million, two hundred nineteen thousand, eight hundred eighty-nine".