98665545 has 32 divisors (see below), whose sum is σ = 172738944. Its totient is φ = 47692800.

The previous prime is 98665517. The next prime is 98665547. The reversal of 98665545 is 54556689.

It is not a de Polignac number, because 98665545 - 2⁵ = 98665513 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 98665494 and 98665503.

It is not an unprimeable number, because it can be changed into a prime (98665547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70755 + ... + 72135.

It is an arithmetic number, because the mean of its divisors is an integer number (5398092).

Almost surely, 2^98665545 is an apocalyptic number.

It is an amenable number.

98665545 is a deficient number, since it is larger than the sum of its proper divisors (74073399).

98665545 is a wasteful number, since it uses less digits than its factorization.

98665545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1833.

The product of its digits is 1296000, while the sum is 48.

The square root of 98665545 is about 9933.0531560039. The cubic root of 98665545 is about 462.0849668505.

The spelling of 98665545 in words is "ninety-eight million, six hundred sixty-five thousand, five hundred forty-five".