650899101 has 4 divisors (see below), whose sum is σ = 867865472. Its totient is φ = 433932732.

The previous prime is 650899069. The next prime is 650899121. The reversal of 650899101 is 101998056.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 650899101 - 2⁵ = 650899069 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 650899101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650899121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108483181 + ... + 108483186.

It is an arithmetic number, because the mean of its divisors is an integer number (216966368).

Almost surely, 2^650899101 is an apocalyptic number.

It is an amenable number.

650899101 is a deficient number, since it is larger than the sum of its proper divisors (216966371).

650899101 is a wasteful number, since it uses less digits than its factorization.

650899101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216966370.

The product of its (nonzero) digits is 19440, while the sum is 39.

The square root of 650899101 is about 25512.7242959273. The cubic root of 650899101 is about 866.6383246320.

The spelling of 650899101 in words is "six hundred fifty million, eight hundred ninety-nine thousand, one hundred one".