766715671157 has 8 divisors (see below), whose sum is σ = 767341157856. Its totient is φ = 766090310832.

The previous prime is 766715671067. The next prime is 766715671171. The reversal of 766715671157 is 751176517667.

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 766715671157 - 2¹² = 766715667061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 766715671096 and 766715671105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766715671457) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 14925038 + ... + 14976320.

It is an arithmetic number, because the mean of its divisors is an integer number (95917644732).

Almost surely, 2^766715671157 is an apocalyptic number.

It is an amenable number.

766715671157 is a deficient number, since it is larger than the sum of its proper divisors (625486699).

766715671157 is a wasteful number, since it uses less digits than its factorization.

766715671157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63187.

The product of its digits is 12965400, while the sum is 59.

The spelling of 766715671157 in words is "seven hundred sixty-six billion, seven hundred fifteen million, six hundred seventy-one thousand, one hundred fifty-seven".