650000056 has 32 divisors (see below), whose sum is σ = 1295753760. Its totient is φ = 304999552.

The previous prime is 650000047. The next prime is 650000063.

650000056 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 649999991 and 650000036.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 23575 + ... + 43078.

It is an arithmetic number, because the mean of its divisors is an integer number (40492305).

Almost surely, 2^650000056 is an apocalyptic number.

It is an amenable number.

650000056 is a deficient number, since it is larger than the sum of its proper divisors (645753704).

650000056 is a wasteful number, since it uses less digits than its factorization.

650000056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66735 (or 66731 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 650000056 is about 25495.0986662143. The cubic root of 650000056 is about 866.2391302175.

It can be divided in two parts, 6500000 and 56, that added together give a palindrome (6500056).

The spelling of 650000056 in words is "six hundred fifty million, fifty-six", and thus it is an aban number.