42278480636328 has 192 divisors, whose sum is σ = 118640920320000. Its totient is φ = 13585254552576.

The previous prime is 42278480636321. The next prime is 42278480636401. The reversal of 42278480636328 is 82363608487224.

42278480636328 is a `hidden beast` number, since 4 + 2 + 2 + 78 + 480 + 6 + 3 + 63 + 28 = 666.

It is not an unprimeable number, because it can be changed into a prime (42278480636321) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5646915001 + ... + 5646922487.

It is an arithmetic number, because the mean of its divisors is an integer number (617921460000).

Almost surely, 2^{42278480636328} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42278480636328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59320460160000).

42278480636328 is an abundant number, since it is smaller than the sum of its proper divisors (76362439683672).

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

42278480636328 is a wasteful number, since it uses less digits than its factorization.

42278480636328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11464 (or 11457 counting only the distinct ones).

The product of its (nonzero) digits is 148635648, while the sum is 63.

The spelling of 42278480636328 in words is "forty-two trillion, two hundred seventy-eight billion, four hundred eighty million, six hundred thirty-six thousand, three hundred twenty-eight".