298449153025 has 27 divisors (see below), whose sum is σ = 380478200571. Its totient is φ = 232227699840.

The previous prime is 298449152999. The next prime is 298449153043. The reversal of 298449153025 is 520351944892.

It is a happy number.

The square root of 298449153025 is 546305.

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

It can be written as a sum of positive squares in 13 ways, for example, as 5179249089 + 293269903936 = 71967^2 + 541544^2 .

It is not a de Polignac number, because 298449153025 - 2¹⁷ = 298449021953 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 101064949 + ... + 101067901.

Almost surely, 2^298449153025 is an apocalyptic number.

298449153025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

298449153025 is the 546305-th square number.

298449153025 is the 273153-rd centered octagonal number.

It is an amenable number.

298449153025 is a deficient number, since it is larger than the sum of its proper divisors (82029047546).

298449153025 is an frugal number, since it uses more digits than its factorization.

298449153025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5990 (or 2995 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 52.

The spelling of 298449153025 in words is "two hundred ninety-eight billion, four hundred forty-nine million, one hundred fifty-three thousand, twenty-five".