205041220514 has 16 divisors (see below), whose sum is σ = 331228843008. Its totient is φ = 94632006672.

The previous prime is 205041220493. The next prime is 205041220537. The reversal of 205041220514 is 415022140502.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1327889 + ... + 1474235.

It is an arithmetic number, because the mean of its divisors is an integer number (20701802688).

Almost surely, 2^205041220514 is an apocalyptic number.

205041220514 is a deficient number, since it is larger than the sum of its proper divisors (126187622494).

205041220514 is a wasteful number, since it uses less digits than its factorization.

205041220514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200249.

The product of its (nonzero) digits is 3200, while the sum is 26.

The spelling of 205041220514 in words is "two hundred five billion, forty-one million, two hundred twenty thousand, five hundred fourteen".