98556635575449 has 48 divisors (see below), whose sum is σ = 155853195301440. Its totient is φ = 59767334968320.

The previous prime is 98556635575399. The next prime is 98556635575477. The reversal of 98556635575449 is 94457553665589.

98556635575449 is a `hidden beast` number, since 9 + 8 + 5 + 5 + 6 + 6 + 3 + 557 + 54 + 4 + 9 = 666.

It is not a de Polignac number, because 98556635575449 - 2²⁹ = 98556098704537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (98556635575549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 72745819 + ... + 74088240.

It is an arithmetic number, because the mean of its divisors is an integer number (3246941568780).

Almost surely, 2^{98556635575449} is an apocalyptic number.

It is an amenable number.

98556635575449 is a deficient number, since it is larger than the sum of its proper divisors (57296559725991).

98556635575449 is a wasteful number, since it uses less digits than its factorization.

98556635575449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146834230 (or 146834227 counting only the distinct ones).

The product of its digits is 24494400000, while the sum is 81.

The spelling of 98556635575449 in words is "ninety-eight trillion, five hundred fifty-six billion, six hundred thirty-five million, five hundred seventy-five thousand, four hundred forty-nine".