2050520555 has 8 divisors (see below), whose sum is σ = 2461294512. Its totient is φ = 1639969888.

The previous prime is 2050520543. The next prime is 2050520581. The reversal of 2050520555 is 5550250502.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2050520555 - 2¹² = 2050516459 is a prime.

It is a Duffinian 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 7 ways as a sum of consecutive naturals, for example, 34904 + ... + 72933.

It is an arithmetic number, because the mean of its divisors is an integer number (307661814).

Almost surely, 2^2050520555 is an apocalyptic number.

2050520555 is a deficient number, since it is larger than the sum of its proper divisors (410773957).

2050520555 is a wasteful number, since it uses less digits than its factorization.

2050520555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111645.

The product of its (nonzero) digits is 12500, while the sum is 29.

The square root of 2050520555 is about 45282.6738941066. The cubic root of 2050520555 is about 1270.4416086747.

The spelling of 2050520555 in words is "two billion, fifty million, five hundred twenty thousand, five hundred fifty-five".