242378986679522 has 512 divisors, whose sum is σ = 493160339865600. Its totient is φ = 86632156800000.

The previous prime is 242378986679503. The next prime is 242378986679537. The reversal of 242378986679522 is 225976689873242.

242378986679522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×242378986679522² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 337105683479 + ... + 337105684197.

It is an arithmetic number, because the mean of its divisors is an integer number (963203788800).

Almost surely, 2^{242378986679522} is an apocalyptic number.

242378986679522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

242378986679522 is an abundant number, since it is smaller than the sum of its proper divisors (250781353186078).

242378986679522 is a wasteful number, since it uses less digits than its factorization.

242378986679522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214.

The product of its digits is 8778792960, while the sum is 80.

The spelling of 242378986679522 in words is "two hundred forty-two trillion, three hundred seventy-eight billion, nine hundred eighty-six million, six hundred seventy-nine thousand, five hundred twenty-two".