4368991085 has 8 divisors (see below), whose sum is σ = 5423575320. Its totient is φ = 3374668864.

The previous prime is 4368991063. The next prime is 4368991103. The reversal of 4368991085 is 5801998634.

It can be written as a sum of positive squares in 4 ways, for example, as 457489321 + 3911501764 = 21389^2 + 62542^2 .

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 4368991085 - 2¹⁶ = 4368925549 is a prime.

It is a congruent number.

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, 15065342 + ... + 15065631.

It is an arithmetic number, because the mean of its divisors is an integer number (677946915).

Almost surely, 2^4368991085 is an apocalyptic number.

It is an amenable number.

4368991085 is a deficient number, since it is larger than the sum of its proper divisors (1054584235).

4368991085 is a wasteful number, since it uses less digits than its factorization.

4368991085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30131007.

The product of its (nonzero) digits is 1866240, while the sum is 53.

The square root of 4368991085 is about 66098.3440412844. The cubic root of 4368991085 is about 1634.7840288071.

The spelling of 4368991085 in words is "four billion, three hundred sixty-eight million, nine hundred ninety-one thousand, eighty-five".