86657952246 has 36 divisors (see below), whose sum is σ = 177151216788. Its totient is φ = 28260332208.

The previous prime is 86657952233. The next prime is 86657952299. The reversal of 86657952246 is 64225975668.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 86657952246.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 33889200 + ... + 33891756.

It is an arithmetic number, because the mean of its divisors is an integer number (4920867133).

Almost surely, 2^86657952246 is an apocalyptic number.

86657952246 is an abundant number, since it is smaller than the sum of its proper divisors (90493264542).

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

86657952246 is an frugal number, since it uses more digits than its factorization.

86657952246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5213 (or 2609 counting only the distinct ones).

The product of its digits is 43545600, while the sum is 60.

The spelling of 86657952246 in words is "eighty-six billion, six hundred fifty-seven million, nine hundred fifty-two thousand, two hundred forty-six".