465139967396 has 24 divisors (see below), whose sum is σ = 878863472760. Its totient is φ = 214128099072.

The previous prime is 465139967381. The next prime is 465139967443. The reversal of 465139967396 is 693769931564.

It can be written as a sum of positive squares in 4 ways, for example, as 14380806400 + 450759160996 = 119920^2 + 671386^2 .

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, 11477201 + ... + 11517656.

It is an arithmetic number, because the mean of its divisors is an integer number (36619311365).

Almost surely, 2^465139967396 is an apocalyptic number.

It is an amenable number.

465139967396 is a deficient number, since it is larger than the sum of its proper divisors (413723505364).

465139967396 is a wasteful number, since it uses less digits than its factorization.

465139967396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22995263 (or 22995261 counting only the distinct ones).

The product of its digits is 198404640, while the sum is 68.

The spelling of 465139967396 in words is "four hundred sixty-five billion, one hundred thirty-nine million, nine hundred sixty-seven thousand, three hundred ninety-six".