888888888899998 has 32 divisors (see below), whose sum is σ = 1525015750901760. Its totient is φ = 380650829993280.

The previous prime is 888888888899989. The next prime is 888888888900013. The reversal of 888888888899998 is 899998888888888.

It is a super-5 number, since 5×888888888899998⁵ (a number of 76 digits) contains 55555 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2664120643 + ... + 2664454273.

It is an arithmetic number, because the mean of its divisors is an integer number (47656742215680).

Almost surely, 2^{888888888899998} is an apocalyptic number.

888888888899998 is a deficient number, since it is larger than the sum of its proper divisors (636126862001762).

888888888899998 is a wasteful number, since it uses less digits than its factorization.

888888888899998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483712.

The product of its digits is 56358560858112, while the sum is 124.

The spelling of 888888888899998 in words is "eight hundred eighty-eight trillion, eight hundred eighty-eight billion, eight hundred eighty-eight million, eight hundred ninety-nine thousand, nine hundred ninety-eight".