86516091340 has 24 divisors (see below), whose sum is σ = 207638619552. Its totient is φ = 29662659840.

The previous prime is 86516091323. The next prime is 86516091377. The reversal of 86516091340 is 4319061568.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308985901 + ... + 308986180.

It is an arithmetic number, because the mean of its divisors is an integer number (8651609148).

Almost surely, 2^86516091340 is an apocalyptic number.

It is an amenable number.

86516091340 is an abundant number, since it is smaller than the sum of its proper divisors (121122528212).

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

86516091340 is a wasteful number, since it uses less digits than its factorization.

86516091340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617972097 (or 617972095 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

The spelling of 86516091340 in words is "eighty-six billion, five hundred sixteen million, ninety-one thousand, three hundred forty".