34568727281 has 48 divisors (see below), whose sum is σ = 40583854080. Its totient is φ = 29338848000.

The previous prime is 34568727247. The next prime is 34568727287. The reversal of 34568727281 is 18272786543.

It is not a de Polignac number, because 34568727281 - 2¹⁸ = 34568465137 is a prime.

It is a super-2 number, since 2×34568727281² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (34568727287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 57518381 + ... + 57518981.

It is an arithmetic number, because the mean of its divisors is an integer number (845496960).

Almost surely, 2^34568727281 is an apocalyptic number.

It is an amenable number.

34568727281 is a deficient number, since it is larger than the sum of its proper divisors (6015126799).

34568727281 is a wasteful number, since it uses less digits than its factorization.

34568727281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966 (or 955 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 53.

The spelling of 34568727281 in words is "thirty-four billion, five hundred sixty-eight million, seven hundred twenty-seven thousand, two hundred eighty-one".