401204336447 has 2 divisors, whose sum is σ = 401204336448. Its totient is φ = 401204336446.

The previous prime is 401204336431. The next prime is 401204336453. The reversal of 401204336447 is 744633402104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401204336447 - 2⁴ = 401204336431 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 401204336447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401204336947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200602168223 + 200602168224.

It is an arithmetic number, because the mean of its divisors is an integer number (200602168224).

Almost surely, 2^401204336447 is an apocalyptic number.

401204336447 is a deficient number, since it is larger than the sum of its proper divisors (1).

401204336447 is an equidigital number, since it uses as much as digits as its factorization.

401204336447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 38.

The spelling of 401204336447 in words is "four hundred one billion, two hundred four million, three hundred thirty-six thousand, four hundred forty-seven".