2834788444489 has 9 divisors (see below), whose sum is σ = 2883751119687. Its totient is φ = 2786643529104.

The previous prime is 2834788444471. The next prime is 2834788444507. The reversal of 2834788444489 is 9844448874382.

The square root of 2834788444489 is 1683683.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (2834788444471) and next prime (2834788444507).

It can be written as a sum of positive squares in only one way, i.e., 355448478025 + 2479339966464 = 596195^2 + 1574592^2 .

It is not a de Polignac number, because 2834788444489 - 2¹⁹ = 2834787920201 is a prime.

It is a super-2 number, since 2×2834788444489² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2834788444889) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 99323029 + ... + 99351565.

Almost surely, 2^{2834788444489} is an apocalyptic number.

2834788444489 is the 1683683-rd square number.

2834788444489 is the 841842-nd centered octagonal number.

It is an amenable number.

2834788444489 is a deficient number, since it is larger than the sum of its proper divisors (48962675198).

2834788444489 is an frugal number, since it uses more digits than its factorization.

2834788444489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57192 (or 28596 counting only the distinct ones).

The product of its digits is 1585446912, while the sum is 73.

It can be divided in two parts, 28347 and 88444489, that added together give a square (88472836 = 9406²).

The spelling of 2834788444489 in words is "two trillion, eight hundred thirty-four billion, seven hundred eighty-eight million, four hundred forty-four thousand, four hundred eighty-nine".