51522244302 has 16 divisors (see below), whose sum is σ = 104791006080. Its totient is φ = 16882995192.

The previous prime is 51522244297. The next prime is 51522244339. The reversal of 51522244302 is 20344222515.

It is a self number, because there is not a number n which added to its sum of digits gives 51522244302.

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, 72771178 + ... + 72771885.

It is an arithmetic number, because the mean of its divisors is an integer number (6549437880).

Almost surely, 2^51522244302 is an apocalyptic number.

51522244302 is an abundant number, since it is smaller than the sum of its proper divisors (53268761778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51522244302 is a wasteful number, since it uses less digits than its factorization.

51522244302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145543127.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 51522244302 its reverse (20344222515), we get a palindrome (71866466817).

The spelling of 51522244302 in words is "fifty-one billion, five hundred twenty-two million, two hundred forty-four thousand, three hundred two".