86809082831232 has 128 divisors (see below), whose sum is σ = 240621516241920. Its totient is φ = 27677178777600.

The previous prime is 86809082831213. The next prime is 86809082831257. The reversal of 86809082831232 is 23213828090868.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243859132 + ... + 244214852.

It is an arithmetic number, because the mean of its divisors is an integer number (1879855595640).

Almost surely, 2^{86809082831232} is an apocalyptic number.

It is an amenable number.

86809082831232 is an abundant number, since it is smaller than the sum of its proper divisors (153812433410688).

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

86809082831232 is a wasteful number, since it uses less digits than its factorization.

86809082831232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383392 (or 383380 counting only the distinct ones).

The product of its (nonzero) digits is 15925248, while the sum is 60.

The spelling of 86809082831232 in words is "eighty-six trillion, eight hundred nine billion, eighty-two million, eight hundred thirty-one thousand, two hundred thirty-two".