86182821545 has 8 divisors (see below), whose sum is σ = 103424205696. Its totient is φ = 68943044016.

The previous prime is 86182821511. The next prime is 86182821553. The reversal of 86182821545 is 54512828168.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86182821545 - 2⁶ = 86182821481 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86182821493 and 86182821502.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280307 + ... + 500936.

It is an arithmetic number, because the mean of its divisors is an integer number (12928025712).

Almost surely, 2^86182821545 is an apocalyptic number.

It is an amenable number.

86182821545 is a deficient number, since it is larger than the sum of its proper divisors (17241384151).

86182821545 is a wasteful number, since it uses less digits than its factorization.

86182821545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803311.

The product of its digits is 1228800, while the sum is 50.

The spelling of 86182821545 in words is "eighty-six billion, one hundred eighty-two million, eight hundred twenty-one thousand, five hundred forty-five".