4444401123977 has 2 divisors, whose sum is σ = 4444401123978. Its totient is φ = 4444401123976.

The previous prime is 4444401123973. The next prime is 4444401124013. The reversal of 4444401123977 is 7793211044444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4417811255881 + 26589868096 = 2101859^2 + 163064^2 .

It is a cyclic number.

It is not a de Polignac number, because 4444401123977 - 2² = 4444401123973 is a prime.

It is not a weakly prime, because it can be changed into another prime (4444401123973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2222200561988 + 2222200561989.

It is an arithmetic number, because the mean of its divisors is an integer number (2222200561989).

Almost surely, 2^{4444401123977} is an apocalyptic number.

It is an amenable number.

4444401123977 is a deficient number, since it is larger than the sum of its proper divisors (1).

4444401123977 is an equidigital number, since it uses as much as digits as its factorization.

4444401123977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2709504, while the sum is 50.

The spelling of 4444401123977 in words is "four trillion, four hundred forty-four billion, four hundred one million, one hundred twenty-three thousand, nine hundred seventy-seven".