355211444478916 has 27 divisors (see below), whose sum is σ = 626561658358797. Its totient is φ = 176204877256800.

The previous prime is 355211444478899. The next prime is 355211444478937. The reversal of 355211444478916 is 619874444112553.

The square root of 355211444478916 is 18847054.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 44120866661316 + 311090577817600 = 6642354^2 + 17637760^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4787114616 + ... + 4787188816.

Almost surely, 2^{355211444478916} is an apocalyptic number.

355211444478916 is the 18847054-th square number.

It is an amenable number.

355211444478916 is a deficient number, since it is larger than the sum of its proper divisors (271350213879881).

355211444478916 is an frugal number, since it uses more digits than its factorization.

355211444478916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148660 (or 74330 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 64.

The spelling of 355211444478916 in words is "three hundred fifty-five trillion, two hundred eleven billion, four hundred forty-four million, four hundred seventy-eight thousand, nine hundred sixteen".