34380205553 has 2 divisors, whose sum is σ = 34380205554. Its totient is φ = 34380205552.

The previous prime is 34380205529. The next prime is 34380205579. The reversal of 34380205553 is 35550208343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23920643569 + 10459561984 = 154663^2 + 102272^2 .

It is a cyclic number.

It is not a de Polignac number, because 34380205553 - 2²² = 34376011249 is a prime.

It is not a weakly prime, because it can be changed into another prime (34380205523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17190102776 + 17190102777.

It is an arithmetic number, because the mean of its divisors is an integer number (17190102777).

Almost surely, 2^34380205553 is an apocalyptic number.

It is an amenable number.

34380205553 is a deficient number, since it is larger than the sum of its proper divisors (1).

34380205553 is an equidigital number, since it uses as much as digits as its factorization.

34380205553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 34380205553 in words is "thirty-four billion, three hundred eighty million, two hundred five thousand, five hundred fifty-three".