51303252236 has 12 divisors (see below), whose sum is σ = 89791946328. Its totient is φ = 25648410432.

The previous prime is 51303252151. The next prime is 51303252241. The reversal of 51303252236 is 63225230315.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 767846 + ... + 831981.

It is an arithmetic number, because the mean of its divisors is an integer number (7482662194).

Almost surely, 2^51303252236 is an apocalyptic number.

It is an amenable number.

51303252236 is a deficient number, since it is larger than the sum of its proper divisors (38488694092).

51303252236 is a wasteful number, since it uses less digits than its factorization.

51303252236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1607848 (or 1607846 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 32.

The spelling of 51303252236 in words is "fifty-one billion, three hundred three million, two hundred fifty-two thousand, two hundred thirty-six".