344035555553 has 2 divisors, whose sum is σ = 344035555554. Its totient is φ = 344035555552.

The previous prime is 344035555543. The next prime is 344035555603. The reversal of 344035555553 is 355555530443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 343832122384 + 203433169 = 586372^2 + 14263^2 .

It is a cyclic number.

It is not a de Polignac number, because 344035555553 - 2⁴ = 344035555537 is a prime.

It is a super-2 number, since 2×344035555553² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 344035555498 and 344035555507.

It is not a weakly prime, because it can be changed into another prime (344035555543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172017777776 + 172017777777.

It is an arithmetic number, because the mean of its divisors is an integer number (172017777777).

Almost surely, 2^344035555553 is an apocalyptic number.

It is an amenable number.

344035555553 is a deficient number, since it is larger than the sum of its proper divisors (1).

344035555553 is an equidigital number, since it uses as much as digits as its factorization.

344035555553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6750000, while the sum is 47.

The spelling of 344035555553 in words is "three hundred forty-four billion, thirty-five million, five hundred fifty-five thousand, five hundred fifty-three".