86228820842 has 32 divisors (see below), whose sum is σ = 133584422400. Its totient is φ = 41724265968.

The previous prime is 86228820781. The next prime is 86228820871. The reversal of 86228820842 is 24802882268.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18489803 + ... + 18494465.

It is an arithmetic number, because the mean of its divisors is an integer number (4174513200).

Almost surely, 2^86228820842 is an apocalyptic number.

86228820842 is a deficient number, since it is larger than the sum of its proper divisors (47355601558).

86228820842 is a wasteful number, since it uses less digits than its factorization.

86228820842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7130.

The product of its (nonzero) digits is 1572864, while the sum is 50.

The spelling of 86228820842 in words is "eighty-six billion, two hundred twenty-eight million, eight hundred twenty thousand, eight hundred forty-two".