86089505445 has 54 divisors (see below), whose sum is σ = 150665079474. Its totient is φ = 45474563520.

The previous prime is 86089505429. The next prime is 86089505449. The reversal of 86089505445 is 54450598068.

86089505445 is a `hidden beast` number, since 8 + 6 + 0 + 8 + 95 + 0 + 544 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 47911080996 + 38178424449 = 218886^2 + 195393^2 .

It is not a de Polignac number, because 86089505445 - 2⁴ = 86089505429 is a prime.

It is a super-2 number, since 2×86089505445² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 86089505391 and 86089505400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86089505449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 375936591 + ... + 375936819.

Almost surely, 2^86089505445 is an apocalyptic number.

It is an amenable number.

86089505445 is a deficient number, since it is larger than the sum of its proper divisors (64575574029).

86089505445 is an equidigital number, since it uses as much as digits as its factorization.

86089505445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851 (or 428 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 54.

The spelling of 86089505445 in words is "eighty-six billion, eighty-nine million, five hundred five thousand, four hundred forty-five".