355772940689279 has 2 divisors, whose sum is σ = 355772940689280. Its totient is φ = 355772940689278.

The previous prime is 355772940689213. The next prime is 355772940689291. The reversal of 355772940689279 is 972986049277553.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 355772940689279 - 2¹⁶ = 355772940623743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 355772940689197 and 355772940689206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (355772940689879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177886470344639 + 177886470344640.

It is an arithmetic number, because the mean of its divisors is an integer number (177886470344640).

Almost surely, 2^{355772940689279} is an apocalyptic number.

355772940689279 is a deficient number, since it is larger than the sum of its proper divisors (1).

355772940689279 is an equidigital number, since it uses as much as digits as its factorization.

355772940689279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14402707200, while the sum is 83.

The spelling of 355772940689279 in words is "three hundred fifty-five trillion, seven hundred seventy-two billion, nine hundred forty million, six hundred eighty-nine thousand, two hundred seventy-nine".