59206421681 has 8 divisors (see below), whose sum is σ = 67397033664. Its totient is φ = 51483844720.

The previous prime is 59206421647. The next prime is 59206421689. The reversal of 59206421681 is 18612460295.

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

It is a de Polignac number, because none of the positive numbers 2^k-59206421681 is a prime.

It is a super-2 number, since 2×59206421681² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (59206421689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117008486 + ... + 117008991.

It is an arithmetic number, because the mean of its divisors is an integer number (8424629208).

Almost surely, 2^59206421681 is an apocalyptic number.

It is an amenable number.

59206421681 is a deficient number, since it is larger than the sum of its proper divisors (8190611983).

59206421681 is a wasteful number, since it uses less digits than its factorization.

59206421681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234017511.

The product of its (nonzero) digits is 207360, while the sum is 44.

The spelling of 59206421681 in words is "fifty-nine billion, two hundred six million, four hundred twenty-one thousand, six hundred eighty-one".