86711078745 has 96 divisors (see below), whose sum is σ = 159983695872. Its totient is φ = 45030831552.

The previous prime is 86711078711. The next prime is 86711078749. The reversal of 86711078745 is 54787011768.

It is not a de Polignac number, because 86711078745 - 2¹⁸ = 86710816601 is a prime.

It is a super-2 number, since 2×86711078745² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 86711078691 and 86711078700.

It is not an unprimeable number, because it can be changed into a prime (86711078749) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 18126624 + ... + 18131406.

It is an arithmetic number, because the mean of its divisors is an integer number (1666496832).

Almost surely, 2^86711078745 is an apocalyptic number.

It is an amenable number.

86711078745 is a deficient number, since it is larger than the sum of its proper divisors (73272617127).

86711078745 is a wasteful number, since it uses less digits than its factorization.

86711078745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5193 (or 5181 counting only the distinct ones).

The product of its (nonzero) digits is 2634240, while the sum is 54.

The spelling of 86711078745 in words is "eighty-six billion, seven hundred eleven million, seventy-eight thousand, seven hundred forty-five".