201650013 has 16 divisors (see below), whose sum is σ = 306028800. Its totient is φ = 131153760.

The previous prime is 201649999. The next prime is 201650047. The reversal of 201650013 is 310056102.

201650013 is a `hidden beast` number, since 2 + 0 + 1 + 650 + 0 + 13 = 666.

It is not a de Polignac number, because 201650013 - 2¹⁰ = 201648989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201650063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89973 + ... + 92186.

It is an arithmetic number, because the mean of its divisors is an integer number (19126800).

Almost surely, 2^201650013 is an apocalyptic number.

It is an amenable number.

201650013 is a deficient number, since it is larger than the sum of its proper divisors (104378787).

201650013 is a wasteful number, since it uses less digits than its factorization.

201650013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182209 (or 182203 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 201650013 is about 14200.3525660457. The cubic root of 201650013 is about 586.4073675826.

The spelling of 201650013 in words is "two hundred one million, six hundred fifty thousand, thirteen".