2281473670068 has 18 divisors (see below), whose sum is σ = 5767058443874. Its totient is φ = 760491223344.

The previous prime is 2281473670051. The next prime is 2281473670081. The reversal of 2281473670068 is 8600763741822.

2281473670068 is a `hidden beast` number, since 22 + 81 + 473 + 6 + 70 + 0 + 6 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1886672567844 + 394801102224 = 1373562^2 + 628332^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2281473669996 and 2281473670023.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31687134271 + ... + 31687134342.

Almost surely, 2^{2281473670068} is an apocalyptic number.

It is an amenable number.

2281473670068 is an abundant number, since it is smaller than the sum of its proper divisors (3485584773806).

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

2281473670068 is a wasteful number, since it uses less digits than its factorization.

2281473670068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63374268623 (or 63374268618 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 54.

The spelling of 2281473670068 in words is "two trillion, two hundred eighty-one billion, four hundred seventy-three million, six hundred seventy thousand, sixty-eight".