7622814449 has 2 divisors, whose sum is σ = 7622814450. Its totient is φ = 7622814448.

The previous prime is 7622814377. The next prime is 7622814461. The reversal of 7622814449 is 9444182267.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6182991424 + 1439823025 = 78632^2 + 37945^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7622814449 is a prime.

It is not a weakly prime, because it can be changed into another prime (7622810449) 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, 3811407224 + 3811407225.

It is an arithmetic number, because the mean of its divisors is an integer number (3811407225).

Almost surely, 2^7622814449 is an apocalyptic number.

It is an amenable number.

7622814449 is a deficient number, since it is larger than the sum of its proper divisors (1).

7622814449 is an equidigital number, since it uses as much as digits as its factorization.

7622814449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 774144, while the sum is 47.

The square root of 7622814449 is about 87308.7306573632. The cubic root of 7622814449 is about 1968.0605207864.

The spelling of 7622814449 in words is "seven billion, six hundred twenty-two million, eight hundred fourteen thousand, four hundred forty-nine".