53220622222216 has 8 divisors (see below), whose sum is σ = 99788666666670. Its totient is φ = 26610311111104.

The previous prime is 53220622222171. The next prime is 53220622222219. The reversal of 53220622222216 is 61222222602235.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 50182064244900 + 3038557977316 = 7083930^2 + 1743146^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (53220622222219) by changing a digit.

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 as a sum of consecutive naturals, namely, 3326288888881 + ... + 3326288888896.

Almost surely, 2^{53220622222216} is an apocalyptic number.

It is an amenable number.

53220622222216 is a deficient number, since it is larger than the sum of its proper divisors (46568044444454).

53220622222216 is a wasteful number, since it uses less digits than its factorization.

53220622222216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6652577777783 (or 6652577777779 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

The spelling of 53220622222216 in words is "fifty-three trillion, two hundred twenty billion, six hundred twenty-two million, two hundred twenty-two thousand, two hundred sixteen".