8098661493 has 24 divisors (see below), whose sum is σ = 12673385088. Its totient is φ = 4953936672.

The previous prime is 8098661477. The next prime is 8098661503. The reversal of 8098661493 is 3941668908.

8098661493 is a `hidden beast` number, since 8 + 0 + 98 + 6 + 61 + 493 = 666.

It is not a de Polignac number, because 8098661493 - 2⁴ = 8098661477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8098661393) 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 23 ways as a sum of consecutive naturals, for example, 187705 + ... + 226782.

It is an arithmetic number, because the mean of its divisors is an integer number (528057712).

Almost surely, 2^8098661493 is an apocalyptic number.

It is an amenable number.

8098661493 is a deficient number, since it is larger than the sum of its proper divisors (4574723595).

8098661493 is a wasteful number, since it uses less digits than its factorization.

8098661493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414673 (or 414670 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The square root of 8098661493 is about 89992.5635427728. The cubic root of 8098661493 is about 2008.1882218452.

The spelling of 8098661493 in words is "eight billion, ninety-eight million, six hundred sixty-one thousand, four hundred ninety-three".