2281869276378 has 32 divisors (see below), whose sum is σ = 4599022551552. Its totient is φ = 754743553200.

The previous prime is 2281869276307. The next prime is 2281869276391. The reversal of 2281869276378 is 8736729681822.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8283325 + ... + 8554367.

It is an arithmetic number, because the mean of its divisors is an integer number (143719454736).

Almost surely, 2^{2281869276378} is an apocalyptic number.

2281869276378 is an abundant number, since it is smaller than the sum of its proper divisors (2317153275174).

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

2281869276378 is a wasteful number, since it uses less digits than its factorization.

2281869276378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281890.

The product of its digits is 195084288, while the sum is 69.

The spelling of 2281869276378 in words is "two trillion, two hundred eighty-one billion, eight hundred sixty-nine million, two hundred seventy-six thousand, three hundred seventy-eight".