763644044444 has 12 divisors (see below), whose sum is σ = 1344575711304. Its totient is φ = 379479555504.

The previous prime is 763644044417. The next prime is 763644044477. The reversal of 763644044444 is 444440446367.

It is a super-2 number, since 2×763644044444² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 763644044392 and 763644044401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 585615947 + ... + 585617250.

It is an arithmetic number, because the mean of its divisors is an integer number (112047975942).

Almost surely, 2^763644044444 is an apocalyptic number.

It is an amenable number.

763644044444 is a deficient number, since it is larger than the sum of its proper divisors (580931666860).

763644044444 is a wasteful number, since it uses less digits than its factorization.

763644044444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1171233364 (or 1171233362 counting only the distinct ones).

The product of its (nonzero) digits is 12386304, while the sum is 50.

The spelling of 763644044444 in words is "seven hundred sixty-three billion, six hundred forty-four million, forty-four thousand, four hundred forty-four".