650048311 has 16 divisors (see below), whose sum is σ = 772214400. Its totient is φ = 540540000.

The previous prime is 650048303. The next prime is 650048341. The reversal of 650048311 is 113840056.

It is not a de Polignac number, because 650048311 - 2³ = 650048303 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 650048311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650048341) 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, 47565 + ... + 59686.

It is an arithmetic number, because the mean of its divisors is an integer number (48263400).

Almost surely, 2^650048311 is an apocalyptic number.

650048311 is a deficient number, since it is larger than the sum of its proper divisors (122166089).

650048311 is a wasteful number, since it uses less digits than its factorization.

650048311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107310.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 650048311 is about 25496.0450070202. The cubic root of 650048311 is about 866.2605657720.

Adding to 650048311 its reverse (113840056), we get a palindrome (763888367).

The spelling of 650048311 in words is "six hundred fifty million, forty-eight thousand, three hundred eleven".