51722065010 has 128 divisors (see below), whose sum is σ = 119998955520. Its totient is φ = 15577401600.

The previous prime is 51722064943. The next prime is 51722065033. The reversal of 51722065010 is 1056022715.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21648896 + ... + 21651284.

It is an arithmetic number, because the mean of its divisors is an integer number (937491840).

Almost surely, 2^51722065010 is an apocalyptic number.

51722065010 is an abundant number, since it is smaller than the sum of its proper divisors (68276890510).

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

51722065010 is a wasteful number, since it uses less digits than its factorization.

51722065010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3352.

The product of its (nonzero) digits is 4200, while the sum is 29.

Adding to 51722065010 its reverse (1056022715), we get a palindrome (52778087725).

The spelling of 51722065010 in words is "fifty-one billion, seven hundred twenty-two million, sixty-five thousand, ten".