650445312532 has 24 divisors (see below), whose sum is σ = 1177564860360. Its totient is φ = 313998867840.

The previous prime is 650445312509. The next prime is 650445312577. The reversal of 650445312532 is 235213544056.

650445312532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 268775886096 + 381669426436 = 518436^2 + 617794^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5532682 + ... + 5649022.

It is an arithmetic number, because the mean of its divisors is an integer number (49065202515).

Almost surely, 2^650445312532 is an apocalyptic number.

It is an amenable number.

650445312532 is a deficient number, since it is larger than the sum of its proper divisors (527119547828).

650445312532 is a wasteful number, since it uses less digits than its factorization.

650445312532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164571 (or 164569 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 40.

Adding to 650445312532 its reverse (235213544056), we get a palindrome (885658856588).

The spelling of 650445312532 in words is "six hundred fifty billion, four hundred forty-five million, three hundred twelve thousand, five hundred thirty-two".