88610611821 has 8 divisors (see below), whose sum is σ = 118149475584. Its totient is φ = 59072744640.

The previous prime is 88610611811. The next prime is 88610611853. The reversal of 88610611821 is 12811601688.

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

It is not a de Polignac number, because 88610611821 - 2¹³ = 88610603629 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88610611811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8460 + ... + 421061.

It is an arithmetic number, because the mean of its divisors is an integer number (14768684448).

Almost surely, 2^88610611821 is an apocalyptic number.

It is an amenable number.

88610611821 is a deficient number, since it is larger than the sum of its proper divisors (29538863763).

88610611821 is a wasteful number, since it uses less digits than its factorization.

88610611821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498291.

The product of its (nonzero) digits is 36864, while the sum is 42.

The spelling of 88610611821 in words is "eighty-eight billion, six hundred ten million, six hundred eleven thousand, eight hundred twenty-one".