766147521404 has 12 divisors (see below), whose sum is σ = 1341430910064. Its totient is φ = 382881547104.

The previous prime is 766147521397. The next prime is 766147521409. The reversal of 766147521404 is 404125741667.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766147521409) 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 3 ways as a sum of consecutive naturals, for example, 48044432 + ... + 48060375.

It is an arithmetic number, because the mean of its divisors is an integer number (111785909172).

Almost surely, 2^766147521404 is an apocalyptic number.

It is an amenable number.

766147521404 is a deficient number, since it is larger than the sum of its proper divisors (575283388660).

766147521404 is a wasteful number, since it uses less digits than its factorization.

766147521404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96106804 (or 96106802 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 47.

The spelling of 766147521404 in words is "seven hundred sixty-six billion, one hundred forty-seven million, five hundred twenty-one thousand, four hundred four".