2898141926449 has 27 divisors (see below), whose sum is σ = 3705820161771. Its totient is φ = 2258190266640.

The previous prime is 2898141926437. The next prime is 2898141926461. The reversal of 2898141926449 is 9446291418982.

The square root of 2898141926449 is 1702393.

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 (2898141926437) and next prime (2898141926461).

It can be written as a sum of positive squares in only one way, i.e., 347796806049 + 2550345120400 = 589743^2 + 1596980^2 .

It is not a de Polignac number, because 2898141926449 - 2¹⁹ = 2898141402161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2898141926429) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 131073207 + ... + 131095315.

Almost surely, 2^{2898141926449} is an apocalyptic number.

2898141926449 is the 1702393-rd square number.

2898141926449 is the 851197-th centered octagonal number.

It is an amenable number.

2898141926449 is a deficient number, since it is larger than the sum of its proper divisors (807678235322).

2898141926449 is an frugal number, since it uses more digits than its factorization.

2898141926449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44254 (or 22127 counting only the distinct ones).

The product of its digits is 71663616, while the sum is 67.

The spelling of 2898141926449 in words is "two trillion, eight hundred ninety-eight billion, one hundred forty-one million, nine hundred twenty-six thousand, four hundred forty-nine".