205451354414 has 8 divisors (see below), whose sum is σ = 313400371320. Its totient is φ = 100984563976.

The previous prime is 205451354389. The next prime is 205451354417. The reversal of 205451354414 is 414453154502.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205451354417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 870556469 + ... + 870556704.

It is an arithmetic number, because the mean of its divisors is an integer number (39175046415).

Almost surely, 2^205451354414 is an apocalyptic number.

205451354414 is a deficient number, since it is larger than the sum of its proper divisors (107949016906).

205451354414 is a wasteful number, since it uses less digits than its factorization.

205451354414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1741113234.

The product of its (nonzero) digits is 192000, while the sum is 38.

The spelling of 205451354414 in words is "two hundred five billion, four hundred fifty-one million, three hundred fifty-four thousand, four hundred fourteen".