4268162981 has 8 divisors (see below), whose sum is σ = 4350322080. Its totient is φ = 4186064272.

The previous prime is 4268162963. The next prime is 4268162993. The reversal of 4268162981 is 1892618624.

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

It is a cyclic number.

It is not a de Polignac number, because 4268162981 - 2²² = 4263968677 is a prime.

It is a super-2 number, since 2×4268162981² = 36434430464757612722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4268162081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143450 + ... + 170628.

It is an arithmetic number, because the mean of its divisors is an integer number (543790260).

Almost surely, 2^4268162981 is an apocalyptic number.

It is an amenable number.

4268162981 is a deficient number, since it is larger than the sum of its proper divisors (82159099).

4268162981 is a wasteful number, since it uses less digits than its factorization.

4268162981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30195.

The product of its digits is 331776, while the sum is 47.

The square root of 4268162981 is about 65331.1792408495. The cubic root of 4268162981 is about 1622.1101117850.

The spelling of 4268162981 in words is "four billion, two hundred sixty-eight million, one hundred sixty-two thousand, nine hundred eighty-one".