242963331648 has 112 divisors (see below), whose sum is σ = 653999947776. Its totient is φ = 79592112640.

The previous prime is 242963331643. The next prime is 242963331697. The reversal of 242963331648 is 846133369242.

It is a self number, because there is not a number n which added to its sum of digits gives 242963331648.

It is not an unprimeable number, because it can be changed into a prime (242963331643) 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 15 ways as a sum of consecutive naturals, for example, 3003865 + ... + 3083687.

It is an arithmetic number, because the mean of its divisors is an integer number (5839285248).

Almost surely, 2^242963331648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242963331648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326999973888).

242963331648 is an abundant number, since it is smaller than the sum of its proper divisors (411036616128).

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

242963331648 is a wasteful number, since it uses less digits than its factorization.

242963331648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80112 (or 80102 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 51.

The spelling of 242963331648 in words is "two hundred forty-two billion, nine hundred sixty-three million, three hundred thirty-one thousand, six hundred forty-eight".