2098630282225 has 9 divisors (see below), whose sum is σ = 2602310531713. Its totient is φ = 1678898431120.

The previous prime is 2098630282213. The next prime is 2098630282241. The reversal of 2098630282225 is 5222820368902.

The square root of 2098630282225 is 1448665.

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

It can be written as a sum of positive squares in 4 ways, for example, as 630907724209 + 1467722558016 = 794297^2 + 1211496^2 .

It is not a de Polignac number, because 2098630282225 - 2²³ = 2098621893617 is a prime.

It is a super-2 number, since 2×2098630282225² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 7098459 + ... + 7388191.

Almost surely, 2^{2098630282225} is an apocalyptic number.

2098630282225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2098630282225 is the 1448665-th square number.

2098630282225 is the 724333-rd centered octagonal number.

It is an amenable number.

2098630282225 is a deficient number, since it is larger than the sum of its proper divisors (503680249488).

2098630282225 is an frugal number, since it uses more digits than its factorization.

2098630282225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579476 (or 289738 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 49.

Multiplying 2098630282225 by its sum of digits (49), we get a square (102832883829025 = 10140655²).

The spelling of 2098630282225 in words is "two trillion, ninety-eight billion, six hundred thirty million, two hundred eighty-two thousand, two hundred twenty-five".