4777422616081 has 2 divisors, whose sum is σ = 4777422616082. Its totient is φ = 4777422616080.

The previous prime is 4777422616033. The next prime is 4777422616139. The reversal of 4777422616081 is 1806162247774.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2837823253056 + 1939599363025 = 1684584^2 + 1392695^2 .

It is a cyclic number.

It is not a de Polignac number, because 4777422616081 - 2¹³ = 4777422607889 is a prime.

It is a super-2 number, since 2×4777422616081² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4777422617081) 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, 2388711308040 + 2388711308041.

It is an arithmetic number, because the mean of its divisors is an integer number (2388711308041).

Almost surely, 2^{4777422616081} is an apocalyptic number.

It is an amenable number.

4777422616081 is a deficient number, since it is larger than the sum of its proper divisors (1).

4777422616081 is an equidigital number, since it uses as much as digits as its factorization.

4777422616081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6322176, while the sum is 55.

The spelling of 4777422616081 in words is "four trillion, seven hundred seventy-seven billion, four hundred twenty-two million, six hundred sixteen thousand, eighty-one".