242389279533 has 16 divisors (see below), whose sum is σ = 332394057216. Its totient is φ = 157001140800.

The previous prime is 242389279529. The next prime is 242389279553. The reversal of 242389279533 is 335972983242.

It is not a de Polignac number, because 242389279533 - 2² = 242389279529 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242389279523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1479741 + ... + 1635362.

It is an arithmetic number, because the mean of its divisors is an integer number (20774628576).

Almost surely, 2^242389279533 is an apocalyptic number.

It is an amenable number.

242389279533 is a deficient number, since it is larger than the sum of its proper divisors (90004777683).

242389279533 is a wasteful number, since it uses less digits than its factorization.

242389279533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3115844.

The product of its digits is 19595520, while the sum is 57.

The spelling of 242389279533 in words is "two hundred forty-two billion, three hundred eighty-nine million, two hundred seventy-nine thousand, five hundred thirty-three".