766250640115 has 16 divisors (see below), whose sum is σ = 935131016160. Its totient is φ = 602581358080.

The previous prime is 766250640079. The next prime is 766250640137. The reversal of 766250640115 is 511046052667.

It is not a de Polignac number, because 766250640115 - 2¹⁷ = 766250509043 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 7572837 + ... + 7673353.

It is an arithmetic number, because the mean of its divisors is an integer number (58445688510).

Almost surely, 2^766250640115 is an apocalyptic number.

766250640115 is a deficient number, since it is larger than the sum of its proper divisors (168880376045).

766250640115 is a wasteful number, since it uses less digits than its factorization.

766250640115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126422.

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 766250640115 in words is "seven hundred sixty-six billion, two hundred fifty million, six hundred forty thousand, one hundred fifteen".