80700397666695 has 32 divisors (see below), whose sum is σ = 143476282429440. Its totient is φ = 43037539449120.

The previous prime is 80700397666643. The next prime is 80700397666703. The reversal of 80700397666695 is 59666679300708.

It is not a de Polignac number, because 80700397666695 - 2²⁷ = 80700263448967 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16376959 + ... + 20726928.

It is an arithmetic number, because the mean of its divisors is an integer number (4483633825920).

Almost surely, 2^{80700397666695} is an apocalyptic number.

80700397666695 is a deficient number, since it is larger than the sum of its proper divisors (62775884762745).

80700397666695 is a wasteful number, since it uses less digits than its factorization.

80700397666695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37120012 (or 37120006 counting only the distinct ones).

The product of its (nonzero) digits is 617258880, while the sum is 72.

The spelling of 80700397666695 in words is "eighty trillion, seven hundred billion, three hundred ninety-seven million, six hundred sixty-six thousand, six hundred ninety-five".