3629406389971 has 2 divisors, whose sum is σ = 3629406389972. Its totient is φ = 3629406389970.

The previous prime is 3629406389951. The next prime is 3629406390023. The reversal of 3629406389971 is 1799836049263.

3629406389971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3629406389971 - 2²¹ = 3629404292819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3629406389897 and 3629406389906.

It is not a weakly prime, because it can be changed into another prime (3629406389951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1814703194985 + 1814703194986.

It is an arithmetic number, because the mean of its divisors is an integer number (1814703194986).

Almost surely, 2^{3629406389971} is an apocalyptic number.

3629406389971 is a deficient number, since it is larger than the sum of its proper divisors (1).

3629406389971 is an equidigital number, since it uses as much as digits as its factorization.

3629406389971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105815808, while the sum is 67.

The spelling of 3629406389971 in words is "three trillion, six hundred twenty-nine billion, four hundred six million, three hundred eighty-nine thousand, nine hundred seventy-one".