4643222661877 has 2 divisors, whose sum is σ = 4643222661878. Its totient is φ = 4643222661876.

The previous prime is 4643222661839. The next prime is 4643222661911. The reversal of 4643222661877 is 7781662223464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2959480258596 + 1683742403281 = 1720314^2 + 1297591^2 .

It is a cyclic number.

It is not a de Polignac number, because 4643222661877 - 2²⁷ = 4643088444149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4643222661677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2321611330938 + 2321611330939.

It is an arithmetic number, because the mean of its divisors is an integer number (2321611330939).

Almost surely, 2^{4643222661877} is an apocalyptic number.

It is an amenable number.

4643222661877 is a deficient number, since it is larger than the sum of its proper divisors (1).

4643222661877 is an equidigital number, since it uses as much as digits as its factorization.

4643222661877 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32514048, while the sum is 58.

The spelling of 4643222661877 in words is "four trillion, six hundred forty-three billion, two hundred twenty-two million, six hundred sixty-one thousand, eight hundred seventy-seven".