72247420070053 has 2 divisors, whose sum is σ = 72247420070054. Its totient is φ = 72247420070052.

The previous prime is 72247420070027. The next prime is 72247420070087. The reversal of 72247420070053 is 35007002474227.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52335414799684 + 19912005270369 = 7234322^2 + 4462287^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72247420070053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 72247420069991 and 72247420070009.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72247420070003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36123710035026 + 36123710035027.

It is an arithmetic number, because the mean of its divisors is an integer number (36123710035027).

Almost surely, 2^{72247420070053} is an apocalyptic number.

It is an amenable number.

72247420070053 is a deficient number, since it is larger than the sum of its proper divisors (1).

72247420070053 is an equidigital number, since it uses as much as digits as its factorization.

72247420070053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 658560, while the sum is 43.

The spelling of 72247420070053 in words is "seventy-two trillion, two hundred forty-seven billion, four hundred twenty million, seventy thousand, fifty-three".