355092774889 has 2 divisors, whose sum is σ = 355092774890. Its totient is φ = 355092774888.

The previous prime is 355092774863. The next prime is 355092774941. The reversal of 355092774889 is 988477290553.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 352165099225 + 2927675664 = 593435^2 + 54108^2 .

It is an emirp because it is prime and its reverse (988477290553) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 355092774889 - 2⁵ = 355092774857 is a prime.

It is not a weakly prime, because it can be changed into another prime (355092774689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177546387444 + 177546387445.

It is an arithmetic number, because the mean of its divisors is an integer number (177546387445).

Almost surely, 2^355092774889 is an apocalyptic number.

It is an amenable number.

355092774889 is a deficient number, since it is larger than the sum of its proper divisors (1).

355092774889 is an equidigital number, since it uses as much as digits as its factorization.

355092774889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 152409600, while the sum is 67.

The spelling of 355092774889 in words is "three hundred fifty-five billion, ninety-two million, seven hundred seventy-four thousand, eight hundred eighty-nine".