83626519340081 has 8 divisors (see below), whose sum is σ = 84491077169664. Its totient is φ = 82766406538480.

The previous prime is 83626519340071. The next prime is 83626519340173. The reversal of 83626519340081 is 18004391562638.

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-83626519340081 is a prime.

It is a super-2 number, since 2×83626519340081² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 83626519339999 and 83626519340026.

It is not an unprimeable number, because it can be changed into a prime (83626519340071) 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, 1111219175 + ... + 1111294428.

It is an arithmetic number, because the mean of its divisors is an integer number (10561384646208).

Almost surely, 2^{83626519340081} is an apocalyptic number.

It is an amenable number.

83626519340081 is a deficient number, since it is larger than the sum of its proper divisors (864557829583).

83626519340081 is a wasteful number, since it uses less digits than its factorization.

83626519340081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222513991.

The product of its (nonzero) digits is 7464960, while the sum is 56.

The spelling of 83626519340081 in words is "eighty-three trillion, six hundred twenty-six billion, five hundred nineteen million, three hundred forty thousand, eighty-one".