2050321545 has 32 divisors (see below), whose sum is σ = 3803500800. Its totient is φ = 1045959552.

The previous prime is 2050321543. The next prime is 2050321549. The reversal of 2050321545 is 5451230502.

It is a happy number.

2050321545 is a `hidden beast` number, since 2 + 0 + 503 + 2 + 154 + 5 = 666.

It is not a de Polignac number, because 2050321545 - 2¹ = 2050321543 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2050321543) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 327060 + ... + 333269.

It is an arithmetic number, because the mean of its divisors is an integer number (118859400).

Almost surely, 2^2050321545 is an apocalyptic number.

It is an amenable number.

2050321545 is a deficient number, since it is larger than the sum of its proper divisors (1753179255).

2050321545 is a wasteful number, since it uses less digits than its factorization.

2050321545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660366 (or 660360 counting only the distinct ones).

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

The square root of 2050321545 is about 45280.4764219636. The cubic root of 2050321545 is about 1270.4005071174.

The spelling of 2050321545 in words is "two billion, fifty million, three hundred twenty-one thousand, five hundred forty-five".