2050305545 has 4 divisors (see below), whose sum is σ = 2460366660. Its totient is φ = 1640244432.

The previous prime is 2050305529. The next prime is 2050305563. The reversal of 2050305545 is 5455030502.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 228040201 + 1822265344 = 15101^2 + 42688^2 .

It is a cyclic number.

It is not a de Polignac number, because 2050305545 - 2⁴ = 2050305529 is a prime.

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, 205030550 + ... + 205030559.

It is an arithmetic number, because the mean of its divisors is an integer number (615091665).

Almost surely, 2^2050305545 is an apocalyptic number.

It is an amenable number.

2050305545 is a deficient number, since it is larger than the sum of its proper divisors (410061115).

2050305545 is an equidigital number, since it uses as much as digits as its factorization.

2050305545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410061114.

The product of its (nonzero) digits is 15000, while the sum is 29.

The square root of 2050305545 is about 45280.2997450326. The cubic root of 2050305545 is about 1270.3972025201.

The spelling of 2050305545 in words is "two billion, fifty million, three hundred five thousand, five hundred forty-five".