3629406389731 has 2 divisors, whose sum is σ = 3629406389732. Its totient is φ = 3629406389730.

The previous prime is 3629406389671. The next prime is 3629406389737. The reversal of 3629406389731 is 1379836049263.

3629406389731 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3629406389731 - 2¹⁹ = 3629405865443 is a prime.

It is a super-2 number, since 2×3629406389731² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3629406389731.

It is not a weakly prime, because it can be changed into another prime (3629406389737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1814703194865 + 1814703194866.

It is an arithmetic number, because the mean of its divisors is an integer number (1814703194866).

Almost surely, 2^{3629406389731} is an apocalyptic number.

3629406389731 is a deficient number, since it is larger than the sum of its proper divisors (1).

3629406389731 is an equidigital number, since it uses as much as digits as its factorization.

3629406389731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35271936, while the sum is 61.

The spelling of 3629406389731 in words is "three trillion, six hundred twenty-nine billion, four hundred six million, three hundred eighty-nine thousand, seven hundred thirty-one".