766738885474 has 8 divisors (see below), whose sum is σ = 1150114848300. Its totient is φ = 383367269376.

The previous prime is 766738885433. The next prime is 766738885483. The reversal of 766738885474 is 474588837667.

It can be written as a sum of positive squares in 2 ways, for example, as 399920906449 + 366817979025 = 632393^2 + 605655^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 766738885397 and 766738885406.

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 3 ways as a sum of consecutive naturals, for example, 602559 + ... + 1377154.

Almost surely, 2^766738885474 is an apocalyptic number.

766738885474 is a deficient number, since it is larger than the sum of its proper divisors (383375962826).

766738885474 is a wasteful number, since it uses less digits than its factorization.

766738885474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2173364.

The product of its digits is 1517322240, while the sum is 73.

The spelling of 766738885474 in words is "seven hundred sixty-six billion, seven hundred thirty-eight million, eight hundred eighty-five thousand, four hundred seventy-four".