2050511018 has 16 divisors (see below), whose sum is σ = 3142592640. Its totient is φ = 1002999456.

The previous prime is 2050511017. The next prime is 2050511039. The reversal of 2050511018 is 8101150502.

It is a junction number, because it is equal to n+sod(n) for n = 2050510984 and 2050511002.

It is not an unprimeable number, because it can be changed into a prime (2050511017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 342293 + ... + 348231.

It is an arithmetic number, because the mean of its divisors is an integer number (196412040).

Almost surely, 2^2050511018 is an apocalyptic number.

2050511018 is a deficient number, since it is larger than the sum of its proper divisors (1092081622).

2050511018 is a wasteful number, since it uses less digits than its factorization.

2050511018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9661.

The product of its (nonzero) digits is 400, while the sum is 23.

The square root of 2050511018 is about 45282.5685888069. The cubic root of 2050511018 is about 1270.4396390577.

The spelling of 2050511018 in words is "two billion, fifty million, five hundred eleven thousand, eighteen".