86545336307761 has 4 divisors (see below), whose sum is σ = 88884399451252. Its totient is φ = 84206273164272.

The previous prime is 86545336307711. The next prime is 86545336307827. The reversal of 86545336307761 is 16770363354568.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 76611770424225 + 9933565883536 = 8752815^2 + 3151756^2 .

It is not a de Polignac number, because 86545336307761 - 2⁹ = 86545336307249 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86545336307693 and 86545336307702.

It is not an unprimeable number, because it can be changed into a prime (86545336307711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1169531571690 + ... + 1169531571763.

It is an arithmetic number, because the mean of its divisors is an integer number (22221099862813).

Almost surely, 2^{86545336307761} is an apocalyptic number.

It is an amenable number.

86545336307761 is a deficient number, since it is larger than the sum of its proper divisors (2339063143491).

86545336307761 is a wasteful number, since it uses less digits than its factorization.

86545336307761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2339063143490.

The product of its (nonzero) digits is 228614400, while the sum is 64.

The spelling of 86545336307761 in words is "eighty-six trillion, five hundred forty-five billion, three hundred thirty-six million, three hundred seven thousand, seven hundred sixty-one".