34202454440389 has 2 divisors, whose sum is σ = 34202454440390. Its totient is φ = 34202454440388.

The previous prime is 34202454440377. The next prime is 34202454440437. The reversal of 34202454440389 is 98304445420243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21874048380900 + 12328406059489 = 4676970^2 + 3511183^2 .

It is a cyclic number.

It is not a de Polignac number, because 34202454440389 - 2²¹ = 34202452343237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34202454440369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17101227220194 + 17101227220195.

It is an arithmetic number, because the mean of its divisors is an integer number (17101227220195).

Almost surely, 2^{34202454440389} is an apocalyptic number.

It is an amenable number.

34202454440389 is a deficient number, since it is larger than the sum of its proper divisors (1).

34202454440389 is an equidigital number, since it uses as much as digits as its factorization.

34202454440389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13271040, while the sum is 52.

The spelling of 34202454440389 in words is "thirty-four trillion, two hundred two billion, four hundred fifty-four million, four hundred forty thousand, three hundred eighty-nine".