59534639681 has 8 divisors (see below), whose sum is σ = 64949236128. Its totient is φ = 54120436000.

The previous prime is 59534639663. The next prime is 59534639683. The reversal of 59534639681 is 18693643595.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-59534639681 is a prime.

It is a super-2 number, since 2×59534639681² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 59534639681.

It is not an unprimeable number, because it can be changed into a prime (59534639683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283166 + ... + 446376.

It is an arithmetic number, because the mean of its divisors is an integer number (8118654516).

Almost surely, 2^59534639681 is an apocalyptic number.

It is an amenable number.

59534639681 is a deficient number, since it is larger than the sum of its proper divisors (5414596447).

59534639681 is a wasteful number, since it uses less digits than its factorization.

59534639681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196383.

The product of its digits is 20995200, while the sum is 59.

The spelling of 59534639681 in words is "fifty-nine billion, five hundred thirty-four million, six hundred thirty-nine thousand, six hundred eighty-one".