242266985472 has 88 divisors (see below), whose sum is σ = 645878545056. Its totient is φ = 80737067008.

The previous prime is 242266985447. The next prime is 242266985479. The reversal of 242266985472 is 274589662242.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242266985479) 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, 22072978 + ... + 22083950.

Almost surely, 2^242266985472 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 242266985472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (322939272528).

242266985472 is an abundant number, since it is smaller than the sum of its proper divisors (403611559584).

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

242266985472 is a wasteful number, since it uses less digits than its factorization.

242266985472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18183 (or 18165 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 57.

The spelling of 242266985472 in words is "two hundred forty-two billion, two hundred sixty-six million, nine hundred eighty-five thousand, four hundred seventy-two".