41943398401 has 2 divisors, whose sum is σ = 41943398402. Its totient is φ = 41943398400.

The previous prime is 41943398351. The next prime is 41943398411. The reversal of 41943398401 is 10489334914.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37011988225 + 4931410176 = 192385^2 + 70224^2 .

It is a cyclic number.

It is not a de Polignac number, because 41943398401 - 2¹⁷ = 41943267329 is a prime.

It is not a weakly prime, because it can be changed into another prime (41943398411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20971699200 + 20971699201.

It is an arithmetic number, because the mean of its divisors is an integer number (20971699201).

Almost surely, 2^41943398401 is an apocalyptic number.

It is an amenable number.

41943398401 is a deficient number, since it is larger than the sum of its proper divisors (1).

41943398401 is an equidigital number, since it uses as much as digits as its factorization.

41943398401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 46.

The spelling of 41943398401 in words is "forty-one billion, nine hundred forty-three million, three hundred ninety-eight thousand, four hundred one".