242513521104 has 80 divisors (see below), whose sum is σ = 641534615744. Its totient is φ = 78899788800.

The previous prime is 242513521069. The next prime is 242513521139. The reversal of 242513521104 is 401125315242.

It is an interprime number because it is at equal distance from previous prime (242513521069) and next prime (242513521139).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2807844 + ... + 2892924.

Almost surely, 2^242513521104 is an apocalyptic number.

242513521104 is a gapful number since it is divisible by the number (24) 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 242513521104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (320767307872).

242513521104 is an abundant number, since it is smaller than the sum of its proper divisors (399021094640).

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

242513521104 is a wasteful number, since it uses less digits than its factorization.

242513521104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86516 (or 86510 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 242513521104 its reverse (401125315242), we get a palindrome (643638836346).

The spelling of 242513521104 in words is "two hundred forty-two billion, five hundred thirteen million, five hundred twenty-one thousand, one hundred four".