650406145352 has 32 divisors (see below), whose sum is σ = 1236764508600. Its totient is φ = 320606221824.

The previous prime is 650406145351. The next prime is 650406145463. The reversal of 650406145352 is 253541604056.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 231297512356 + 419108632996 = 480934^2 + 647386^2 .

It is not an unprimeable number, because it can be changed into a prime (650406145351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1079678 + ... + 1570514.

Almost surely, 2^650406145352 is an apocalyptic number.

It is an amenable number.

650406145352 is a deficient number, since it is larger than the sum of its proper divisors (586358363248).

650406145352 is a wasteful number, since it uses less digits than its factorization.

650406145352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493185 (or 493181 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 650406145352 in words is "six hundred fifty billion, four hundred six million, one hundred forty-five thousand, three hundred fifty-two".