4278664370088 has 128 divisors (see below), whose sum is σ = 12404153548800. Its totient is φ = 1363966769088.

The previous prime is 4278664370047. The next prime is 4278664370161. The reversal of 4278664370088 is 8800734668724.

4278664370088 is a `hidden beast` number, since 42 + 7 + 86 + 6 + 437 + 0 + 0 + 88 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28655481 + ... + 28804407.

It is an arithmetic number, because the mean of its divisors is an integer number (96907449600).

Almost surely, 2^{4278664370088} 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 4278664370088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6202076774400).

4278664370088 is an abundant number, since it is smaller than the sum of its proper divisors (8125489178712).

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

4278664370088 is a wasteful number, since it uses less digits than its factorization.

4278664370088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154748 (or 154738 counting only the distinct ones).

The product of its (nonzero) digits is 86704128, while the sum is 63.

The spelling of 4278664370088 in words is "four trillion, two hundred seventy-eight billion, six hundred sixty-four million, three hundred seventy thousand, eighty-eight".