205941957360 has 40 divisors (see below), whose sum is σ = 638420068560. Its totient is φ = 54917855232.

The previous prime is 205941957359. The next prime is 205941957371. The reversal of 205941957360 is 63759149502.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 429045505 + ... + 429045984.

It is an arithmetic number, because the mean of its divisors is an integer number (15960501714).

Almost surely, 2^205941957360 is an apocalyptic number.

205941957360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

205941957360 is an abundant number, since it is smaller than the sum of its proper divisors (432478111200).

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

205941957360 is a wasteful number, since it uses less digits than its factorization.

205941957360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858091505 (or 858091499 counting only the distinct ones).

The product of its (nonzero) digits is 2041200, while the sum is 51.

The spelling of 205941957360 in words is "two hundred five billion, nine hundred forty-one million, nine hundred fifty-seven thousand, three hundred sixty".