4454193018 has 64 divisors (see below), whose sum is σ = 10737349632. Its totient is φ = 1215118080.

The previous prime is 4454193013. The next prime is 4454193043. The reversal of 4454193018 is 8103914544.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (4454193013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60496 + ... + 112107.

It is an arithmetic number, because the mean of its divisors is an integer number (167771088).

Almost surely, 2^4454193018 is an apocalyptic number.

4454193018 is an abundant number, since it is smaller than the sum of its proper divisors (6283156614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4454193018 is a wasteful number, since it uses less digits than its factorization.

4454193018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172659.

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 4454193018 is about 66739.7409194851. The cubic root of 4454193018 is about 1645.3426075381.

The spelling of 4454193018 in words is "four billion, four hundred fifty-four million, one hundred ninety-three thousand, eighteen".