88852865861 has 4 divisors (see below), whose sum is σ = 88853524032. Its totient is φ = 88852207692.

The previous prime is 88852865809. The next prime is 88852865867. The reversal of 88852865861 is 16856825888.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88852865861 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 (88852865867) 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, 44621 + ... + 423906.

It is an arithmetic number, because the mean of its divisors is an integer number (22213381008).

Almost surely, 2^88852865861 is an apocalyptic number.

It is an amenable number.

88852865861 is a deficient number, since it is larger than the sum of its proper divisors (658171).

88852865861 is a wasteful number, since it uses less digits than its factorization.

88852865861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658170.

The product of its digits is 58982400, while the sum is 65.

The spelling of 88852865861 in words is "eighty-eight billion, eight hundred fifty-two million, eight hundred sixty-five thousand, eight hundred sixty-one".