2934751989889 has 2 divisors, whose sum is σ = 2934751989890. Its totient is φ = 2934751989888.

The previous prime is 2934751989887. The next prime is 2934751989929. The reversal of 2934751989889 is 9889891574392.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2697451481664 + 237300508225 = 1642392^2 + 487135^2 .

It is a cyclic number.

It is not a de Polignac number, because 2934751989889 - 2¹ = 2934751989887 is a prime.

It is a super-2 number, since 2×2934751989889² (a number of 26 digits) contains 22 as substring.

Together with 2934751989887, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2934751989887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1467375994944 + 1467375994945.

It is an arithmetic number, because the mean of its divisors is an integer number (1467375994945).

Almost surely, 2^{2934751989889} is an apocalyptic number.

It is an amenable number.

2934751989889 is a deficient number, since it is larger than the sum of its proper divisors (1).

2934751989889 is an equidigital number, since it uses as much as digits as its factorization.

2934751989889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2821754880, while the sum is 82.

The spelling of 2934751989889 in words is "two trillion, nine hundred thirty-four billion, seven hundred fifty-one million, nine hundred eighty-nine thousand, eight hundred eighty-nine".