8100059655551 has 4 divisors (see below), whose sum is σ = 8180258266104. Its totient is φ = 8019861045000.

The previous prime is 8100059655517. The next prime is 8100059655599. The reversal of 8100059655551 is 1555569500018.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8100059655551 is a prime.

It is a super-2 number, since 2×8100059655551² (a number of 27 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 8100059655551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8100059655451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40099305125 + ... + 40099305326.

It is an arithmetic number, because the mean of its divisors is an integer number (2045064566526).

Almost surely, 2^{8100059655551} is an apocalyptic number.

8100059655551 is a deficient number, since it is larger than the sum of its proper divisors (80198610553).

8100059655551 is a wasteful number, since it uses less digits than its factorization.

8100059655551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80198610552.

The product of its (nonzero) digits is 1350000, while the sum is 50.

The spelling of 8100059655551 in words is "eight trillion, one hundred billion, fifty-nine million, six hundred fifty-five thousand, five hundred fifty-one".