88809453385 has 4 divisors (see below), whose sum is σ = 106571344068. Its totient is φ = 71047562704.

The previous prime is 88809453377. The next prime is 88809453443. The reversal of 88809453385 is 58335490888.

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

It can be written as a sum of positive squares in 2 ways, for example, as 54039511296 + 34769942089 = 232464^2 + 186467^2 .

It is a cyclic number.

It is not a de Polignac number, because 88809453385 - 2³ = 88809453377 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8880945334 + ... + 8880945343.

It is an arithmetic number, because the mean of its divisors is an integer number (26642836017).

Almost surely, 2^88809453385 is an apocalyptic number.

It is an amenable number.

88809453385 is a deficient number, since it is larger than the sum of its proper divisors (17761890683).

88809453385 is a wasteful number, since it uses less digits than its factorization.

88809453385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17761890682.

The product of its (nonzero) digits is 33177600, while the sum is 61.

The spelling of 88809453385 in words is "eighty-eight billion, eight hundred nine million, four hundred fifty-three thousand, three hundred eighty-five".