86612407063805 has 16 divisors (see below), whose sum is σ = 118790166923904. Its totient is φ = 59387646225600.

The previous prime is 86612407063789. The next prime is 86612407063807. The reversal of 86612407063805 is 50836070421668.

It is not a de Polignac number, because 86612407063805 - 2⁴ = 86612407063789 is a prime.

It is a super-2 number, since 2×86612407063805² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86612407063807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76904171 + ... + 78022280.

It is an arithmetic number, because the mean of its divisors is an integer number (7424385432744).

Almost surely, 2^{86612407063805} is an apocalyptic number.

It is an amenable number.

86612407063805 is a deficient number, since it is larger than the sum of its proper divisors (32177759860099).

86612407063805 is a wasteful number, since it uses less digits than its factorization.

86612407063805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154942436.

The product of its (nonzero) digits is 11612160, while the sum is 56.

The spelling of 86612407063805 in words is "eighty-six trillion, six hundred twelve billion, four hundred seven million, sixty-three thousand, eight hundred five".