7071216056655 has 8 divisors (see below), whose sum is σ = 11313945690672. Its totient is φ = 3771315230208.

The previous prime is 7071216056563. The next prime is 7071216056659. The reversal of 7071216056655 is 5566506121707.

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

It is not a de Polignac number, because 7071216056655 - 2¹⁴ = 7071216040271 is a prime.

It is a super-3 number, since 3×7071216056655³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7071216056598 and 7071216056607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7071216056659) 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 7 ways as a sum of consecutive naturals, for example, 235707201874 + ... + 235707201903.

It is an arithmetic number, because the mean of its divisors is an integer number (1414243211334).

Almost surely, 2^{7071216056655} is an apocalyptic number.

7071216056655 is a deficient number, since it is larger than the sum of its proper divisors (4242729634017).

7071216056655 is a wasteful number, since it uses less digits than its factorization.

7071216056655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471414403785.

The product of its (nonzero) digits is 2646000, while the sum is 51.

The spelling of 7071216056655 in words is "seven trillion, seventy-one billion, two hundred sixteen million, fifty-six thousand, six hundred fifty-five".