650474149 has 16 divisors (see below), whose sum is σ = 709526272. Its totient is φ = 592748928.

The previous prime is 650474137. The next prime is 650474189. The reversal of 650474149 is 941474056.

650474149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 650474149 - 2¹⁵ = 650441381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650474129) 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, 611392 + ... + 612454.

It is an arithmetic number, because the mean of its divisors is an integer number (44345392).

Almost surely, 2^650474149 is an apocalyptic number.

It is an amenable number.

650474149 is a deficient number, since it is larger than the sum of its proper divisors (59052123).

650474149 is a wasteful number, since it uses less digits than its factorization.

650474149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1636.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 650474149 is about 25504.3946997375. The cubic root of 650474149 is about 866.4496830724.

It can be divided in two parts, 65047 and 4149, that added together give a palindrome (69196).

The spelling of 650474149 in words is "six hundred fifty million, four hundred seventy-four thousand, one hundred forty-nine".