597871668081 has 32 divisors (see below), whose sum is σ = 847227133440. Its totient is φ = 373956338304.

The previous prime is 597871668059. The next prime is 597871668109. The reversal of 597871668081 is 180866178795.

It is not a de Polignac number, because 597871668081 - 2³³ = 589281733489 is a prime.

It is a super-2 number, since 2×597871668081² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (597871666081) 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 31 ways as a sum of consecutive naturals, for example, 21900066 + ... + 21927348.

It is an arithmetic number, because the mean of its divisors is an integer number (26475847920).

Almost surely, 2^597871668081 is an apocalyptic number.

It is an amenable number.

597871668081 is a deficient number, since it is larger than the sum of its proper divisors (249355465359).

597871668081 is a wasteful number, since it uses less digits than its factorization.

597871668081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31005.

The product of its (nonzero) digits is 40642560, while the sum is 66.

The spelling of 597871668081 in words is "five hundred ninety-seven billion, eight hundred seventy-one million, six hundred sixty-eight thousand, eighty-one".