352255478717 has 2 divisors, whose sum is σ = 352255478718. Its totient is φ = 352255478716.

The previous prime is 352255478683. The next prime is 352255478723. The reversal of 352255478717 is 717874552253.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 237260564836 + 114994913881 = 487094^2 + 339109^2 .

It is a cyclic number.

It is not a de Polignac number, because 352255478717 - 2³² = 347960511421 is a prime.

It is a super-2 number, since 2×352255478717² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (352255478747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176127739358 + 176127739359.

It is an arithmetic number, because the mean of its divisors is an integer number (176127739359).

Almost surely, 2^352255478717 is an apocalyptic number.

It is an amenable number.

352255478717 is a deficient number, since it is larger than the sum of its proper divisors (1).

352255478717 is an equidigital number, since it uses as much as digits as its factorization.

352255478717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16464000, while the sum is 56.

The spelling of 352255478717 in words is "three hundred fifty-two billion, two hundred fifty-five million, four hundred seventy-eight thousand, seven hundred seventeen".