205216444426016 has 48 divisors (see below), whose sum is σ = 408644915261688. Its totient is φ = 101436720384000.

The previous prime is 205216444425977. The next prime is 205216444426057. The reversal of 205216444426016 is 610624444612502.

It can be written as a sum of positive squares in 4 ways, for example, as 205211928048400 + 4516377616 = 14325220^2 + 67204^2 .

It is a super-2 number, since 2×205216444426016² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46507565 + ... + 50728556.

Almost surely, 2^{205216444426016} is an apocalyptic number.

It is an amenable number.

205216444426016 is a deficient number, since it is larger than the sum of its proper divisors (203428470835672).

205216444426016 is a wasteful number, since it uses less digits than its factorization.

205216444426016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97236885 (or 97236877 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 47.

The spelling of 205216444426016 in words is "two hundred five trillion, two hundred sixteen billion, four hundred forty-four million, four hundred twenty-six thousand, sixteen".