296842166981 has 2 divisors, whose sum is σ = 296842166982. Its totient is φ = 296842166980.

The previous prime is 296842166977. The next prime is 296842167043. The reversal of 296842166981 is 189661248692.

It is an a-pointer prime, because the next prime (296842167043) can be obtained adding 296842166981 to its sum of digits (62).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 217393725025 + 79448441956 = 466255^2 + 281866^2 .

It is a cyclic number.

It is not a de Polignac number, because 296842166981 - 2² = 296842166977 is a prime.

It is a super-2 number, since 2×296842166981² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (296842166941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 148421083490 + 148421083491.

It is an arithmetic number, because the mean of its divisors is an integer number (148421083491).

Almost surely, 2^296842166981 is an apocalyptic number.

It is an amenable number.

296842166981 is a deficient number, since it is larger than the sum of its proper divisors (1).

296842166981 is an equidigital number, since it uses as much as digits as its factorization.

296842166981 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17915904, while the sum is 62.

The spelling of 296842166981 in words is "two hundred ninety-six billion, eight hundred forty-two million, one hundred sixty-six thousand, nine hundred eighty-one".