766304166312 has 24 divisors (see below), whose sum is σ = 2075407117290. Its totient is φ = 255434722080.

The previous prime is 766304166283. The next prime is 766304166343. The reversal of 766304166312 is 213661403667.

766304166312 is a `hidden beast` number, since 7 + 6 + 6 + 3 + 0 + 4 + 1 + 6 + 631 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 743171581476 + 23132584836 = 862074^2 + 152094^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5321556639 + ... + 5321556782.

Almost surely, 2^766304166312 is an apocalyptic number.

766304166312 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

766304166312 is an abundant number, since it is smaller than the sum of its proper divisors (1309102950978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

766304166312 is a wasteful number, since it uses less digits than its factorization.

766304166312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10643113433 (or 10643113426 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 45.

Adding to 766304166312 its reverse (213661403667), we get a palindrome (979965569979).

The spelling of 766304166312 in words is "seven hundred sixty-six billion, three hundred four million, one hundred sixty-six thousand, three hundred twelve".