88399871999 has 8 divisors (see below), whose sum is σ = 90745038720. Its totient is φ = 86063708800.

The previous prime is 88399871983. The next prime is 88399872049. The reversal of 88399871999 is 99917899388.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 88399871999 - 2⁴ = 88399871983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88399861999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2230982 + ... + 2270259.

It is an arithmetic number, because the mean of its divisors is an integer number (11343129840).

Almost surely, 2^88399871999 is an apocalyptic number.

88399871999 is a deficient number, since it is larger than the sum of its proper divisors (2345166721).

88399871999 is a wasteful number, since it uses less digits than its factorization.

88399871999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4501761.

The product of its digits is 634894848, while the sum is 80.

The spelling of 88399871999 in words is "eighty-eight billion, three hundred ninety-nine million, eight hundred seventy-one thousand, nine hundred ninety-nine".