98010099000025 has 81 divisors (see below), whose sum is σ = 131324044946493. Its totient is φ = 72553572643200.

The previous prime is 98010098999977. The next prime is 98010099000053. The reversal of 98010099000025 is 52000099001089.

The square root of 98010099000025 is 9900005.

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 24365073337801 + 73645025662224 = 4936099^2 + 8581668^2 .

It is not a de Polignac number, because 98010099000025 - 2⁹ = 98010098999513 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 35293516437 + ... + 35293519213.

Almost surely, 2^{98010099000025} is an apocalyptic number.

98010099000025 is the 9900005-th square number.

98010099000025 is the 4950003-rd centered octagonal number.

It is an amenable number.

98010099000025 is a deficient number, since it is larger than the sum of its proper divisors (33313945946468).

98010099000025 is an frugal number, since it uses more digits than its factorization.

98010099000025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5672 (or 2836 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 43.

The spelling of 98010099000025 in words is "ninety-eight trillion, ten billion, ninety-nine million, twenty-five", and thus it is an aban number and an uban number.