766662371020323 has 24 divisors (see below), whose sum is σ = 1155706665283872. Its totient is φ = 488819479344768.

The previous prime is 766662371020243. The next prime is 766662371020349. The reversal of 766662371020323 is 323020173266667.

766662371020323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 766662371020323 - 2¹⁴ = 766662371003939 is a prime.

It is a super-2 number, since 2×766662371020323² (a number of 31 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 766662371020323.

It is not an unprimeable number, because it can be changed into a prime (766662371020823) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 251017386 + ... + 254053247.

It is an arithmetic number, because the mean of its divisors is an integer number (48154444386828).

Almost surely, 2^{766662371020323} is an apocalyptic number.

766662371020323 is a deficient number, since it is larger than the sum of its proper divisors (389044294263549).

766662371020323 is a wasteful number, since it uses less digits than its factorization.

766662371020323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505077995 (or 505077992 counting only the distinct ones).

The product of its (nonzero) digits is 13716864, while the sum is 54.

The spelling of 766662371020323 in words is "seven hundred sixty-six trillion, six hundred sixty-two billion, three hundred seventy-one million, twenty thousand, three hundred twenty-three".