205261016163010 has 8 divisors (see below), whose sum is σ = 369469829093436. Its totient is φ = 82104406465200.

The previous prime is 205261016162989. The next prime is 205261016163061. The reversal of 205261016163010 is 10361610162502.

It can be written as a sum of positive squares in 2 ways, for example, as 204614228661649 + 646787501361 = 14304343^2 + 804231^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10263050808141 + ... + 10263050808160.

Almost surely, 2^{205261016163010} is an apocalyptic number.

205261016163010 is a deficient number, since it is larger than the sum of its proper divisors (164208812930426).

205261016163010 is a wasteful number, since it uses less digits than its factorization.

205261016163010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20526101616308.

The product of its (nonzero) digits is 12960, while the sum is 34.

The spelling of 205261016163010 in words is "two hundred five trillion, two hundred sixty-one billion, sixteen million, one hundred sixty-three thousand, ten".