651329338 has 16 divisors (see below), whose sum is σ = 1069614720. Its totient is φ = 295002400.

The previous prime is 651329333. The next prime is 651329353. The reversal of 651329338 is 833923156.

It is a self number, because there is not a number n which added to its sum of digits gives 651329338.

It is not an unprimeable number, because it can be changed into a prime (651329333) 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, 46498 + ... + 58861.

It is an arithmetic number, because the mean of its divisors is an integer number (66850920).

Almost surely, 2^651329338 is an apocalyptic number.

651329338 is a deficient number, since it is larger than the sum of its proper divisors (418285382).

651329338 is a wasteful number, since it uses less digits than its factorization.

651329338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105653.

The product of its digits is 116640, while the sum is 40.

The square root of 651329338 is about 25521.1547152553. The cubic root of 651329338 is about 866.8292286448.

The spelling of 651329338 in words is "six hundred fifty-one million, three hundred twenty-nine thousand, three hundred thirty-eight".