2034431019989 has 2 divisors, whose sum is σ = 2034431019990. Its totient is φ = 2034431019988.

The previous prime is 2034431019967. The next prime is 2034431020003. The reversal of 2034431019989 is 9899101344302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2034317427025 + 113592964 = 1426295^2 + 10658^2 .

It is a cyclic number.

It is not a de Polignac number, because 2034431019989 - 2¹² = 2034431015893 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2034431019989.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2034431019389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1017215509994 + 1017215509995.

It is an arithmetic number, because the mean of its divisors is an integer number (1017215509995).

Almost surely, 2^{2034431019989} is an apocalyptic number.

It is an amenable number.

2034431019989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2034431019989 is an equidigital number, since it uses as much as digits as its factorization.

2034431019989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1679616, while the sum is 53.

The spelling of 2034431019989 in words is "two trillion, thirty-four billion, four hundred thirty-one million, nineteen thousand, nine hundred eighty-nine".