120045503205 has 24 divisors (see below), whose sum is σ = 208152079200. Its totient is φ = 64001743200.

The previous prime is 120045503153. The next prime is 120045503233. The reversal of 120045503205 is 502305540021.

It is a happy number.

120045503205 is a `hidden beast` number, since 1 + 2 + 0 + 0 + 455 + 0 + 3 + 205 = 666.

It is not a de Polignac number, because 120045503205 - 2¹⁶ = 120045437669 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 339555 + ... + 596144.

It is an arithmetic number, because the mean of its divisors is an integer number (8673003300).

Almost surely, 2^120045503205 is an apocalyptic number.

120045503205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

120045503205 is a deficient number, since it is larger than the sum of its proper divisors (88106575995).

120045503205 is a wasteful number, since it uses less digits than its factorization.

120045503205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938561 (or 938558 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The spelling of 120045503205 in words is "one hundred twenty billion, forty-five million, five hundred three thousand, two hundred five".