86573068633821 has 32 divisors (see below), whose sum is σ = 143923777920000. Its totient is φ = 44969864734080.

The previous prime is 86573068633817. The next prime is 86573068633829. The reversal of 86573068633821 is 12833686037568.

It is not a de Polignac number, because 86573068633821 - 2² = 86573068633817 is a prime.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86573068633829) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9859411 + ... + 16442448.

It is an arithmetic number, because the mean of its divisors is an integer number (4497618060000).

Almost surely, 2^{86573068633821} is an apocalyptic number.

It is an amenable number.

86573068633821 is a deficient number, since it is larger than the sum of its proper divisors (57350709286179).

86573068633821 is a wasteful number, since it uses less digits than its factorization.

86573068633821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26316129.

The product of its (nonzero) digits is 209018880, while the sum is 66.

The spelling of 86573068633821 in words is "eighty-six trillion, five hundred seventy-three billion, sixty-eight million, six hundred thirty-three thousand, eight hundred twenty-one".