88218259859 has 4 divisors (see below), whose sum is σ = 88310829816. Its totient is φ = 88125689904.

The previous prime is 88218259847. The next prime is 88218259901. The reversal of 88218259859 is 95895281288.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 88218259859 - 2⁸ = 88218259603 is a prime.

It is a super-2 number, since 2×88218259859² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 88218259795 and 88218259804.

It is not an unprimeable number, because it can be changed into a prime (88217259859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46283549 + ... + 46285454.

It is an arithmetic number, because the mean of its divisors is an integer number (22077707454).

Almost surely, 2^88218259859 is an apocalyptic number.

88218259859 is a deficient number, since it is larger than the sum of its proper divisors (92569957).

88218259859 is an equidigital number, since it uses as much as digits as its factorization.

88218259859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92569956.

The product of its digits is 33177600, while the sum is 65.

The spelling of 88218259859 in words is "eighty-eight billion, two hundred eighteen million, two hundred fifty-nine thousand, eight hundred fifty-nine".