4489122750025 has 9 divisors (see below), whose sum is σ = 5566525346343. Its totient is φ = 3591289725000.

The previous prime is 4489122750011. The next prime is 4489122750053. The reversal of 4489122750025 is 5200572219844.

The square root of 4489122750025 is 2118755.

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

It can be written as a sum of positive squares in only one way, i.e., 1616084190009 + 2873038560016 = 1271253^2 + 1695004^2 .

It is not a de Polignac number, because 4489122750025 - 2³⁹ = 3939366936137 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 10381900 + ... + 10805650.

Almost surely, 2^{4489122750025} is an apocalyptic number.

4489122750025 is the 2118755-th square number.

4489122750025 is the 1059378-th centered octagonal number.

It is an amenable number.

4489122750025 is a deficient number, since it is larger than the sum of its proper divisors (1077402596318).

4489122750025 is an frugal number, since it uses more digits than its factorization.

4489122750025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847512 (or 423756 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 49.

Multiplying 4489122750025 by its sum of digits (49), we get a square (219967014751225 = 14831285²).

Adding to 4489122750025 its reverse (5200572219844), we get a palindrome (9689694969869).

The spelling of 4489122750025 in words is "four trillion, four hundred eighty-nine billion, one hundred twenty-two million, seven hundred fifty thousand, twenty-five".