355056421306 has 4 divisors (see below), whose sum is σ = 532584631962. Its totient is φ = 177528210652.

The previous prime is 355056421303. The next prime is 355056421337. The reversal of 355056421306 is 603124650553.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 348223911025 + 6832510281 = 590105^2 + 82659^2 .

It is not an unprimeable number, because it can be changed into a prime (355056421303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88764105325 + ... + 88764105328.

Almost surely, 2^355056421306 is an apocalyptic number.

355056421306 is a deficient number, since it is larger than the sum of its proper divisors (177528210656).

355056421306 is a wasteful number, since it uses less digits than its factorization.

355056421306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177528210655.

The product of its (nonzero) digits is 324000, while the sum is 40.

The spelling of 355056421306 in words is "three hundred fifty-five billion, fifty-six million, four hundred twenty-one thousand, three hundred six".