355565831066 has 8 divisors (see below), whose sum is σ = 533518774740. Its totient is φ = 177726239488.

The previous prime is 355565831059. The next prime is 355565831069. The reversal of 355565831066 is 660138565553.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 279342903841 + 76222927225 = 528529^2 + 276085^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 355565830999 and 355565831017.

It is not an unprimeable number, because it can be changed into a prime (355565831069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28330181 + ... + 28342728.

Almost surely, 2^355565831066 is an apocalyptic number.

355565831066 is a deficient number, since it is larger than the sum of its proper divisors (177952943674).

355565831066 is a wasteful number, since it uses less digits than its factorization.

355565831066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56676048.

The product of its (nonzero) digits is 9720000, while the sum is 53.

The spelling of 355565831066 in words is "three hundred fifty-five billion, five hundred sixty-five million, eight hundred thirty-one thousand, sixty-six".