763764889212 has 144 divisors (see below), whose sum is σ = 2134616047200. Its totient is φ = 228759552000.

The previous prime is 763764889133. The next prime is 763764889219. The reversal of 763764889212 is 212988467367.

763764889212 is a `hidden beast` number, since 7 + 6 + 376 + 48 + 8 + 9 + 212 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 763764889212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (763764889219) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8571087 + ... + 8659737.

It is an arithmetic number, because the mean of its divisors is an integer number (14823722550).

Almost surely, 2^763764889212 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 763764889212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1067308023600).

763764889212 is an abundant number, since it is smaller than the sum of its proper divisors (1370851157988).

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

763764889212 is a wasteful number, since it uses less digits than its factorization.

763764889212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89164 (or 89159 counting only the distinct ones).

The product of its digits is 48771072, while the sum is 63.

The spelling of 763764889212 in words is "seven hundred sixty-three billion, seven hundred sixty-four million, eight hundred eighty-nine thousand, two hundred twelve".