64722233222746 has 16 divisors (see below), whose sum is σ = 105915185443008. Its totient is φ = 29417508993600.

The previous prime is 64722233222743. The next prime is 64722233222753.

64722233222746 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 64722233222693 and 64722233222702.

It is not an unprimeable number, because it can be changed into a prime (64722233222743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84004095 + ... + 84771058.

It is an arithmetic number, because the mean of its divisors is an integer number (6619699090188).

Almost surely, 2^{64722233222746} is an apocalyptic number.

64722233222746 is a deficient number, since it is larger than the sum of its proper divisors (41192952220262).

64722233222746 is a wasteful number, since it uses less digits than its factorization.

64722233222746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168792597.

The product of its digits is 16257024, while the sum is 52.

It can be divided in two parts, 6472223 and 3222746, that added together give a palindrome (9694969).

The spelling of 64722233222746 in words is "sixty-four trillion, seven hundred twenty-two billion, two hundred thirty-three million, two hundred twenty-two thousand, seven hundred forty-six".