2050566164 has 6 divisors (see below), whose sum is σ = 3588490794. Its totient is φ = 1025283080.

The previous prime is 2050566151. The next prime is 2050566227. The reversal of 2050566164 is 4616650502.

It can be written as a sum of positive squares in only one way, i.e., 1891554064 + 159012100 = 43492^2 + 12610^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256320767 + ... + 256320774.

It is an arithmetic number, because the mean of its divisors is an integer number (598081799).

Almost surely, 2^2050566164 is an apocalyptic number.

It is an amenable number.

2050566164 is a deficient number, since it is larger than the sum of its proper divisors (1537924630).

2050566164 is a wasteful number, since it uses less digits than its factorization.

2050566164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512641545 (or 512641543 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 2050566164 is about 45283.1774945178. The cubic root of 2050566164 is about 1270.4510279320.

The spelling of 2050566164 in words is "two billion, fifty million, five hundred sixty-six thousand, one hundred sixty-four".