243195490059 has 8 divisors (see below), whose sum is σ = 324290801472. Its totient is φ = 162115252680.

The previous prime is 243195490033. The next prime is 243195490067. The reversal of 243195490059 is 950094591342.

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

It is not a de Polignac number, because 243195490059 - 2¹⁶ = 243195424523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243195489993 and 243195490020.

It is not an unprimeable number, because it can be changed into a prime (243195490019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3730809 + ... + 3795434.

It is an arithmetic number, because the mean of its divisors is an integer number (40536350184).

Almost surely, 2^243195490059 is an apocalyptic number.

243195490059 is a deficient number, since it is larger than the sum of its proper divisors (81095311413).

243195490059 is a wasteful number, since it uses less digits than its factorization.

243195490059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7537017.

The product of its (nonzero) digits is 1749600, while the sum is 51.

The spelling of 243195490059 in words is "two hundred forty-three billion, one hundred ninety-five million, four hundred ninety thousand, fifty-nine".