242642331641304 has 128 divisors (see below), whose sum is σ = 774548880268800. Its totient is φ = 68943361714560.

The previous prime is 242642331641261. The next prime is 242642331641371. The reversal of 242642331641304 is 403146133246242.

242642331641304 is a `hidden beast` number, since 2 + 4 + 2 + 6 + 4 + 2 + 331 + 6 + 4 + 1 + 304 = 666.

It is a super-2 number, since 2×242642331641304² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 242642331641304.

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, 443034982 + ... + 443582325.

It is an arithmetic number, because the mean of its divisors is an integer number (6051163127100).

Almost surely, 2^{242642331641304} is an apocalyptic number.

242642331641304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

242642331641304 is an abundant number, since it is smaller than the sum of its proper divisors (531906548627496).

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

242642331641304 is a wasteful number, since it uses less digits than its factorization.

242642331641304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886617510 (or 886617500 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 45.

Adding to 242642331641304 its reverse (403146133246242), we get a palindrome (645788464887546).

The spelling of 242642331641304 in words is "two hundred forty-two trillion, six hundred forty-two billion, three hundred thirty-one million, six hundred forty-one thousand, three hundred four".