984649367025 has 45 divisors (see below), whose sum is σ = 1823993717403. Its totient is φ = 525122514000.

The previous prime is 984649367011. The next prime is 984649367063. The reversal of 984649367025 is 520763946489.

The square root of 984649367025 is 992295.

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

984649367025 is a `hidden beast` number, since 9 + 8 + 464 + 93 + 67 + 0 + 25 = 666.

It can be written as a sum of positive squares in only one way, i.e., 354473772129 + 630175594896 = 595377^2 + 793836^2 .

It is a tau number, because it is divible by the number of its divisors (45).

It is not a de Polignac number, because 984649367025 - 2⁹ = 984649366513 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 44642250 + ... + 44664300.

Almost surely, 2^984649367025 is an apocalyptic number.

984649367025 is the 992295-th square number.

984649367025 is the 496148-th centered octagonal number.

It is an amenable number.

984649367025 is a deficient number, since it is larger than the sum of its proper divisors (839344350378).

984649367025 is an frugal number, since it uses more digits than its factorization.

984649367025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44124 (or 22059 counting only the distinct ones).

The product of its (nonzero) digits is 78382080, while the sum is 63.

The spelling of 984649367025 in words is "nine hundred eighty-four billion, six hundred forty-nine million, three hundred sixty-seven thousand, twenty-five".