205859135438098 has 8 divisors (see below), whose sum is σ = 308797855536240. Its totient is φ = 102926516926020.

The previous prime is 205859135438081. The next prime is 205859135438183. The reversal of 205859135438098 is 890834531958502.

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, 1525312168 + ... + 1525447123.

It is an arithmetic number, because the mean of its divisors is an integer number (38599731942030).

Almost surely, 2^{205859135438098} is an apocalyptic number.

205859135438098 is a deficient number, since it is larger than the sum of its proper divisors (102938720098142).

205859135438098 is a wasteful number, since it uses less digits than its factorization.

205859135438098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3050793032.

The product of its (nonzero) digits is 373248000, while the sum is 70.

The spelling of 205859135438098 in words is "two hundred five trillion, eight hundred fifty-nine billion, one hundred thirty-five million, four hundred thirty-eight thousand, ninety-eight".