864916545 has 8 divisors (see below), whose sum is σ = 1383866496. Its totient is φ = 461288816.

The previous prime is 864916511. The next prime is 864916553. The reversal of 864916545 is 545619468.

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 864916545 - 2⁸ = 864916289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 864916494 and 864916503.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28830537 + ... + 28830566.

It is an arithmetic number, because the mean of its divisors is an integer number (172983312).

Almost surely, 2^864916545 is an apocalyptic number.

It is an amenable number.

864916545 is a deficient number, since it is larger than the sum of its proper divisors (518949951).

864916545 is a wasteful number, since it uses less digits than its factorization.

864916545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57661111.

The product of its digits is 1036800, while the sum is 48.

The square root of 864916545 is about 29409.4635279190. The cubic root of 864916545 is about 952.7773002390. Note that the first 3 decimals are identical.

The spelling of 864916545 in words is "eight hundred sixty-four million, nine hundred sixteen thousand, five hundred forty-five".