6973856655 has 8 divisors (see below), whose sum is σ = 11158170672. Its totient is φ = 3719390208.

The previous prime is 6973856641. The next prime is 6973856677. The reversal of 6973856655 is 5566583796.

It is a happy number.

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

It is not a de Polignac number, because 6973856655 - 2⁵ = 6973856623 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232461874 + ... + 232461903.

It is an arithmetic number, because the mean of its divisors is an integer number (1394771334).

Almost surely, 2^6973856655 is an apocalyptic number.

6973856655 is a deficient number, since it is larger than the sum of its proper divisors (4184314017).

6973856655 is a wasteful number, since it uses less digits than its factorization.

6973856655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464923785.

The product of its digits is 40824000, while the sum is 60.

The square root of 6973856655 is about 83509.6201344492. The cubic root of 6973856655 is about 1910.5467633245.

The spelling of 6973856655 in words is "six billion, nine hundred seventy-three million, eight hundred fifty-six thousand, six hundred fifty-five".