86350231240 has 512 divisors, whose sum is σ = 257789952000. Its totient is φ = 25291284480.

The previous prime is 86350231223. The next prime is 86350231267. The reversal of 86350231240 is 4213205368.

It is a junction number, because it is equal to n+sod(n) for n = 86350231196 and 86350231205.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 433920661 + ... + 433920859.

It is an arithmetic number, because the mean of its divisors is an integer number (503496000).

Almost surely, 2^86350231240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86350231240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128894976000).

86350231240 is an abundant number, since it is smaller than the sum of its proper divisors (171439720760).

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

86350231240 is a wasteful number, since it uses less digits than its factorization.

86350231240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397 (or 393 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 86350231240 in words is "eighty-six billion, three hundred fifty million, two hundred thirty-one thousand, two hundred forty".