205034115045 has 32 divisors (see below), whose sum is σ = 329140076544. Its totient is φ = 108990100800.

The previous prime is 205034115029. The next prime is 205034115067. The reversal of 205034115045 is 540511430502.

It is not a de Polignac number, because 205034115045 - 2⁴ = 205034115029 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8783940 + ... + 8807250.

It is an arithmetic number, because the mean of its divisors is an integer number (10285627392).

Almost surely, 2^205034115045 is an apocalyptic number.

It is an amenable number.

205034115045 is a deficient number, since it is larger than the sum of its proper divisors (124105961499).

205034115045 is a wasteful number, since it uses less digits than its factorization.

205034115045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25233.

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 205034115045 its reverse (540511430502), we get a palindrome (745545545547).

The spelling of 205034115045 in words is "two hundred five billion, thirty-four million, one hundred fifteen thousand, forty-five".