3478404406601 has 2 divisors, whose sum is σ = 3478404406602. Its totient is φ = 3478404406600.

The previous prime is 3478404406523. The next prime is 3478404406621. The reversal of 3478404406601 is 1066044048743.

3478404406601 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3033515406601 + 444889000000 = 1741699^2 + 667000^2 .

It is a cyclic number.

It is not a de Polignac number, because 3478404406601 - 2²⁶ = 3478337297737 is a prime.

It is a super-2 number, since 2×3478404406601² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3478404406621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1739202203300 + 1739202203301.

It is an arithmetic number, because the mean of its divisors is an integer number (1739202203301).

Almost surely, 2^{3478404406601} is an apocalyptic number.

It is an amenable number.

3478404406601 is a deficient number, since it is larger than the sum of its proper divisors (1).

3478404406601 is an equidigital number, since it uses as much as digits as its factorization.

3478404406601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1548288, while the sum is 47.

The spelling of 3478404406601 in words is "three trillion, four hundred seventy-eight billion, four hundred four million, four hundred six thousand, six hundred one".