3700400067389 has 2 divisors, whose sum is σ = 3700400067390. Its totient is φ = 3700400067388.

The previous prime is 3700400067337. The next prime is 3700400067401. The reversal of 3700400067389 is 9837600040073.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3159300063364 + 541100004025 = 1777442^2 + 735595^2 .

It is a cyclic number.

It is not a de Polignac number, because 3700400067389 - 2¹⁶ = 3700400001853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3705400067389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1850200033694 + 1850200033695.

It is an arithmetic number, because the mean of its divisors is an integer number (1850200033695).

Almost surely, 2^{3700400067389} is an apocalyptic number.

It is an amenable number.

3700400067389 is a deficient number, since it is larger than the sum of its proper divisors (1).

3700400067389 is an equidigital number, since it uses as much as digits as its factorization.

3700400067389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 762048, while the sum is 47.

The spelling of 3700400067389 in words is "three trillion, seven hundred billion, four hundred million, sixty-seven thousand, three hundred eighty-nine".