6712217010655 has 32 divisors (see below), whose sum is σ = 8711582939136. Its totient is φ = 4935424548864.

The previous prime is 6712217010647. The next prime is 6712217010659. The reversal of 6712217010655 is 5560107122176.

It is a cyclic number.

It is not a de Polignac number, because 6712217010655 - 2³ = 6712217010647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6712217010659) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14535399 + ... + 14990071.

It is an arithmetic number, because the mean of its divisors is an integer number (272236966848).

Almost surely, 2^{6712217010655} is an apocalyptic number.

6712217010655 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

6712217010655 is a deficient number, since it is larger than the sum of its proper divisors (1999365928481).

6712217010655 is a wasteful number, since it uses less digits than its factorization.

6712217010655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455667.

The product of its (nonzero) digits is 176400, while the sum is 43.

The spelling of 6712217010655 in words is "six trillion, seven hundred twelve billion, two hundred seventeen million, ten thousand, six hundred fifty-five".