242433122640 has 160 divisors (see below), whose sum is σ = 806652763776. Its totient is φ = 60012380160.

The previous prime is 242433122639. The next prime is 242433122653. The reversal of 242433122640 is 46221334242.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109146 + ... + 704825.

Almost surely, 2^242433122640 is an apocalyptic number.

242433122640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242433122640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (403326381888).

242433122640 is an abundant number, since it is smaller than the sum of its proper divisors (564219641136).

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

242433122640 is a wasteful number, since it uses less digits than its factorization.

242433122640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814077 (or 814071 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 242433122640 its reverse (46221334242), we get a palindrome (288654456882).

The spelling of 242433122640 in words is "two hundred forty-two billion, four hundred thirty-three million, one hundred twenty-two thousand, six hundred forty".