5498448145129 has 9 divisors (see below), whose sum is σ = 5618038121661. Its totient is φ = 5381352022380.

The previous prime is 5498448145123. The next prime is 5498448145139. The reversal of 5498448145129 is 9215418448945.

The square root of 5498448145129 is 2344877.

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

It is not a de Polignac number, because 5498448145129 - 2⁵ = 5498448145097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5498448145123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 110184274 + ... + 110234164.

Almost surely, 2^{5498448145129} is an apocalyptic number.

5498448145129 is the 2344877-th square number.

5498448145129 is the 1172439-th centered octagonal number.

It is an amenable number.

5498448145129 is a deficient number, since it is larger than the sum of its proper divisors (119589976532).

5498448145129 is an frugal number, since it uses more digits than its factorization.

5498448145129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99876 (or 49938 counting only the distinct ones).

The product of its digits is 66355200, while the sum is 64.

Multiplying 5498448145129 by its sum of digits (64), we get a square (351900681288256 = 18759016²).

The spelling of 5498448145129 in words is "five trillion, four hundred ninety-eight billion, four hundred forty-eight million, one hundred forty-five thousand, one hundred twenty-nine".