650161149 has 16 divisors (see below), whose sum is σ = 968756544. Its totient is φ = 384425600.

The previous prime is 650161147. The next prime is 650161159. The reversal of 650161149 is 941161056.

It is a cyclic number.

It is not a de Polignac number, because 650161149 - 2¹ = 650161147 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650161147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238914 + ... + 241619.

It is an arithmetic number, because the mean of its divisors is an integer number (60547284).

Almost surely, 2^650161149 is an apocalyptic number.

It is an amenable number.

650161149 is a deficient number, since it is larger than the sum of its proper divisors (318595395).

650161149 is a wasteful number, since it uses less digits than its factorization.

650161149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480588.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 650161149 is about 25498.2577640120. The cubic root of 650161149 is about 866.3106858697.

The spelling of 650161149 in words is "six hundred fifty million, one hundred sixty-one thousand, one hundred forty-nine".