20004176441 has 2 divisors, whose sum is σ = 20004176442. Its totient is φ = 20004176440.

The previous prime is 20004176419. The next prime is 20004176443. The reversal of 20004176441 is 14467140002.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18032461225 + 1971715216 = 134285^2 + 44404^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20004176441 is a prime.

Together with 20004176443, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (20004176443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10002088220 + 10002088221.

It is an arithmetic number, because the mean of its divisors is an integer number (10002088221).

Almost surely, 2^20004176441 is an apocalyptic number.

It is an amenable number.

20004176441 is a deficient number, since it is larger than the sum of its proper divisors (1).

20004176441 is an equidigital number, since it uses as much as digits as its factorization.

20004176441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 29.

The spelling of 20004176441 in words is "twenty billion, four million, one hundred seventy-six thousand, four hundred forty-one".