355352253209 has 2 divisors, whose sum is σ = 355352253210. Its totient is φ = 355352253208.

The previous prime is 355352253181. The next prime is 355352253281. The reversal of 355352253209 is 902352253553.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 298173878809 + 57178374400 = 546053^2 + 239120^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-355352253209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 355352253209.

It is not a weakly prime, because it can be changed into another prime (355352243209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177676126604 + 177676126605.

It is an arithmetic number, because the mean of its divisors is an integer number (177676126605).

Almost surely, 2^355352253209 is an apocalyptic number.

It is an amenable number.

355352253209 is a deficient number, since it is larger than the sum of its proper divisors (1).

355352253209 is an equidigital number, since it uses as much as digits as its factorization.

355352253209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1215000, while the sum is 44.

The spelling of 355352253209 in words is "three hundred fifty-five billion, three hundred fifty-two million, two hundred fifty-three thousand, two hundred nine".