2281717837394 has 8 divisors (see below), whose sum is σ = 3437265927420. Its totient is φ = 1135962528256.

The previous prime is 2281717837337. The next prime is 2281717837439. The reversal of 2281717837394 is 4937387171822.

It can be written as a sum of positive squares in 2 ways, for example, as 2256289389025 + 25428448369 = 1502095^2 + 159463^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2281717837394² (a number of 26 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 2448194639 + ... + 2448195570.

Almost surely, 2^{2281717837394} is an apocalyptic number.

2281717837394 is a deficient number, since it is larger than the sum of its proper divisors (1155548090026).

2281717837394 is a wasteful number, since it uses less digits than its factorization.

2281717837394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4896390444.

The product of its digits is 28449792, while the sum is 62.

The spelling of 2281717837394 in words is "two trillion, two hundred eighty-one billion, seven hundred seventeen million, eight hundred thirty-seven thousand, three hundred ninety-four".