771970472697 has 8 divisors (see below), whose sum is σ = 1029480485760. Its totient is φ = 514553720720.

The previous prime is 771970472681. The next prime is 771970472773. The reversal of 771970472697 is 796274079177.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 771970472697 - 2⁴ = 771970472681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (771970472597) 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, 23295954 + ... + 23329067.

It is an arithmetic number, because the mean of its divisors is an integer number (128685060720).

Almost surely, 2^771970472697 is an apocalyptic number.

It is an amenable number.

771970472697 is a deficient number, since it is larger than the sum of its proper divisors (257510013063).

771970472697 is a wasteful number, since it uses less digits than its factorization.

771970472697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46630543.

The product of its (nonzero) digits is 65345616, while the sum is 66.

The spelling of 771970472697 in words is "seven hundred seventy-one billion, nine hundred seventy million, four hundred seventy-two thousand, six hundred ninety-seven".