86948981852 has 6 divisors (see below), whose sum is σ = 152160718248. Its totient is φ = 43474490924.

The previous prime is 86948981851. The next prime is 86948981923. The reversal of 86948981852 is 25818984968.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86948981851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10868622728 + ... + 10868622735.

It is an arithmetic number, because the mean of its divisors is an integer number (25360119708).

Almost surely, 2^86948981852 is an apocalyptic number.

It is an amenable number.

86948981852 is a deficient number, since it is larger than the sum of its proper divisors (65211736396).

86948981852 is a wasteful number, since it uses less digits than its factorization.

86948981852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21737245467 (or 21737245465 counting only the distinct ones).

The product of its digits is 79626240, while the sum is 68.

The spelling of 86948981852 in words is "eighty-six billion, nine hundred forty-eight million, nine hundred eighty-one thousand, eight hundred fifty-two".