98668884555 has 12 divisors (see below), whose sum is σ = 171026066640. Its totient is φ = 52623405072.

The previous prime is 98668884539. The next prime is 98668884557. The reversal of 98668884555 is 55548886689.

98668884555 is a `hidden beast` number, since 9 + 8 + 6 + 68 + 8 + 8 + 4 + 555 = 666.

It is not a de Polignac number, because 98668884555 - 2⁴ = 98668884539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (98668884557) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1096320895 + ... + 1096320984.

It is an arithmetic number, because the mean of its divisors is an integer number (14252172220).

Almost surely, 2^98668884555 is an apocalyptic number.

98668884555 is a deficient number, since it is larger than the sum of its proper divisors (72357182085).

98668884555 is a wasteful number, since it uses less digits than its factorization.

98668884555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2192641890 (or 2192641887 counting only the distinct ones).

The product of its digits is 663552000, while the sum is 72.

The spelling of 98668884555 in words is "ninety-eight billion, six hundred sixty-eight million, eight hundred eighty-four thousand, five hundred fifty-five".