4423679977 has 2 divisors, whose sum is σ = 4423679978. Its totient is φ = 4423679976.

The previous prime is 4423679969. The next prime is 4423679989. The reversal of 4423679977 is 7799763244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3569345536 + 854334441 = 59744^2 + 29229^2 .

It is a cyclic number.

It is not a de Polignac number, because 4423679977 - 2³ = 4423679969 is a prime.

It is not a weakly prime, because it can be changed into another prime (4423679077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2211839988 + 2211839989.

It is an arithmetic number, because the mean of its divisors is an integer number (2211839989).

Almost surely, 2^4423679977 is an apocalyptic number.

It is an amenable number.

4423679977 is a deficient number, since it is larger than the sum of its proper divisors (1).

4423679977 is an equidigital number, since it uses as much as digits as its factorization.

4423679977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16003008, while the sum is 58.

The square root of 4423679977 is about 66510.7508377405. The cubic root of 4423679977 is about 1641.5769059646.

The spelling of 4423679977 in words is "four billion, four hundred twenty-three million, six hundred seventy-nine thousand, nine hundred seventy-seven".