650460128 has 12 divisors (see below), whose sum is σ = 1280593440. Its totient is φ = 325230048.

The previous prime is 650460077. The next prime is 650460131. The reversal of 650460128 is 821064056.

650460128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 20326879 = 650460128 / (6 + 5 + 0 + 4 + 6 + 0 + 1 + 2 + 8).

It is a junction number, because it is equal to n+sod(n) for n = 650460094 and 650460103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10163408 + ... + 10163471.

It is an arithmetic number, because the mean of its divisors is an integer number (106716120).

Almost surely, 2^650460128 is an apocalyptic number.

It is an amenable number.

650460128 is a deficient number, since it is larger than the sum of its proper divisors (630133312).

650460128 is a wasteful number, since it uses less digits than its factorization.

650460128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20326889 (or 20326881 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 650460128 is about 25504.1198240598. The cubic root of 650460128 is about 866.4434575736.

The spelling of 650460128 in words is "six hundred fifty million, four hundred sixty thousand, one hundred twenty-eight".