4222646551 has 2 divisors, whose sum is σ = 4222646552. Its totient is φ = 4222646550.

The previous prime is 4222646443. The next prime is 4222646557. The reversal of 4222646551 is 1556462224.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4222646551 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4222646551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4222646557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2111323275 + 2111323276.

It is an arithmetic number, because the mean of its divisors is an integer number (2111323276).

Almost surely, 2^4222646551 is an apocalyptic number.

4222646551 is a deficient number, since it is larger than the sum of its proper divisors (1).

4222646551 is an equidigital number, since it uses as much as digits as its factorization.

4222646551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 115200, while the sum is 37.

The square root of 4222646551 is about 64981.8940244127. The cubic root of 4222646551 is about 1616.3233379030.

The spelling of 4222646551 in words is "four billion, two hundred twenty-two million, six hundred forty-six thousand, five hundred fifty-one".