2229471492389 has 2 divisors, whose sum is σ = 2229471492390. Its totient is φ = 2229471492388.

The previous prime is 2229471492379. The next prime is 2229471492463. The reversal of 2229471492389 is 9832941749222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1954222264225 + 275249228164 = 1397935^2 + 524642^2 .

It is a cyclic number.

It is not a de Polignac number, because 2229471492389 - 2⁴ = 2229471492373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2229471492379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1114735746194 + 1114735746195.

It is an arithmetic number, because the mean of its divisors is an integer number (1114735746195).

Almost surely, 2^{2229471492389} is an apocalyptic number.

It is an amenable number.

2229471492389 is a deficient number, since it is larger than the sum of its proper divisors (1).

2229471492389 is an equidigital number, since it uses as much as digits as its factorization.

2229471492389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31352832, while the sum is 62.

The spelling of 2229471492389 in words is "two trillion, two hundred twenty-nine billion, four hundred seventy-one million, four hundred ninety-two thousand, three hundred eighty-nine".