242357513636220 has 24 divisors (see below), whose sum is σ = 678601038181584. Its totient is φ = 64628670302976.

The previous prime is 242357513636219. The next prime is 242357513636237. The reversal of 242357513636220 is 22636315753242.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2019645946909 + ... + 2019645947028.

It is an arithmetic number, because the mean of its divisors is an integer number (28275043257566).

Almost surely, 2^{242357513636220} is an apocalyptic number.

242357513636220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242357513636220 is an abundant number, since it is smaller than the sum of its proper divisors (436243524545364).

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

242357513636220 is a wasteful number, since it uses less digits than its factorization.

242357513636220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4039291893949 (or 4039291893947 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 51.

The spelling of 242357513636220 in words is "two hundred forty-two trillion, three hundred fifty-seven billion, five hundred thirteen million, six hundred thirty-six thousand, two hundred twenty".