346745047553 has 2 divisors, whose sum is σ = 346745047554. Its totient is φ = 346745047552.

The previous prime is 346745047531. The next prime is 346745047589. The reversal of 346745047553 is 355740547643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 233783854144 + 112961193409 = 483512^2 + 336097^2 .

It is a cyclic number.

It is not a de Polignac number, because 346745047553 - 2¹⁴ = 346745031169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 346745047495 and 346745047504.

It is not a weakly prime, because it can be changed into another prime (346745047153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173372523776 + 173372523777.

It is an arithmetic number, because the mean of its divisors is an integer number (173372523777).

Almost surely, 2^346745047553 is an apocalyptic number.

It is an amenable number.

346745047553 is a deficient number, since it is larger than the sum of its proper divisors (1).

346745047553 is an equidigital number, since it uses as much as digits as its factorization.

346745047553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168000, while the sum is 53.

The spelling of 346745047553 in words is "three hundred forty-six billion, seven hundred forty-five million, forty-seven thousand, five hundred fifty-three".