51022467236 has 12 divisors (see below), whose sum is σ = 96157726812. Its totient is φ = 23548831008.

The previous prime is 51022467227. The next prime is 51022467239. The reversal of 51022467236 is 63276422015.

It can be written as a sum of positive squares in 2 ways, for example, as 30053689600 + 20968777636 = 173360^2 + 144806^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 51022467236.

It is not an unprimeable number, because it can be changed into a prime (51022467239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490600595 + ... + 490600698.

It is an arithmetic number, because the mean of its divisors is an integer number (8013143901).

Almost surely, 2^51022467236 is an apocalyptic number.

It is an amenable number.

51022467236 is a deficient number, since it is larger than the sum of its proper divisors (45135259576).

51022467236 is a wasteful number, since it uses less digits than its factorization.

51022467236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 981201310 (or 981201308 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 51022467236 in words is "fifty-one billion, twenty-two million, four hundred sixty-seven thousand, two hundred thirty-six".