205554054 has 8 divisors (see below), whose sum is σ = 411108120. Its totient is φ = 68518016.

The previous prime is 205554047. The next prime is 205554067. The reversal of 205554054 is 450455502.

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

205554054 is an admirable number.

It is a congruent number.

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, 17129499 + ... + 17129510.

It is an arithmetic number, because the mean of its divisors is an integer number (51388515).

Almost surely, 2^205554054 is an apocalyptic number.

205554054 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

205554054 is a wasteful number, since it uses less digits than its factorization.

205554054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34259014.

The product of its (nonzero) digits is 20000, while the sum is 30.

The square root of 205554054 is about 14337.1564126224. The cubic root of 205554054 is about 590.1675804730.

The spelling of 205554054 in words is "two hundred five million, five hundred fifty-four thousand, fifty-four".