766674441040 has 40 divisors (see below), whose sum is σ = 1805081610240. Its totient is φ = 302787878016.

The previous prime is 766674441037. The next prime is 766674441041. The reversal of 766674441040 is 40144476667.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766674441041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60648304 + ... + 60660943.

It is an arithmetic number, because the mean of its divisors is an integer number (45127040256).

Almost surely, 2^766674441040 is an apocalyptic number.

It is an amenable number.

766674441040 is an abundant number, since it is smaller than the sum of its proper divisors (1038407169200).

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

766674441040 is a wasteful number, since it uses less digits than its factorization.

766674441040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121309339 (or 121309333 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 49.

The spelling of 766674441040 in words is "seven hundred sixty-six billion, six hundred seventy-four million, four hundred forty-one thousand, forty".