88020342138 has 8 divisors (see below), whose sum is σ = 176040684288. Its totient is φ = 29340114044.

The previous prime is 88020342089. The next prime is 88020342161. The reversal of 88020342138 is 83124302088.

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

88020342138 is an admirable number.

It is a super-3 number, since 3×88020342138³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 88020342096 and 88020342105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7335028506 + ... + 7335028517.

It is an arithmetic number, because the mean of its divisors is an integer number (22005085536).

Almost surely, 2^88020342138 is an apocalyptic number.

88020342138 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

88020342138 is a wasteful number, since it uses less digits than its factorization.

88020342138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14670057028.

The product of its (nonzero) digits is 73728, while the sum is 39.

The spelling of 88020342138 in words is "eighty-eight billion, twenty million, three hundred forty-two thousand, one hundred thirty-eight".