8851222553 has 2 divisors, whose sum is σ = 8851222554. Its totient is φ = 8851222552.

The previous prime is 8851222543. The next prime is 8851222573. The reversal of 8851222553 is 3552221588.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8380853209 + 470369344 = 91547^2 + 21688^2 .

It is a cyclic number.

It is not a de Polignac number, because 8851222553 - 2¹⁶ = 8851157017 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8851222553.

It is not a weakly prime, because it can be changed into another prime (8851222543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4425611276 + 4425611277.

It is an arithmetic number, because the mean of its divisors is an integer number (4425611277).

Almost surely, 2^8851222553 is an apocalyptic number.

It is an amenable number.

8851222553 is a deficient number, since it is larger than the sum of its proper divisors (1).

8851222553 is an equidigital number, since it uses as much as digits as its factorization.

8851222553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 192000, while the sum is 41.

The square root of 8851222553 is about 94080.9361826295. The cubic root of 8851222553 is about 2068.5582430940.

The spelling of 8851222553 in words is "eight billion, eight hundred fifty-one million, two hundred twenty-two thousand, five hundred fifty-three".