765551117120 has 28 divisors (see below), whose sum is σ = 1822968598404. Its totient is φ = 306220446720.

The previous prime is 765551117119. The next prime is 765551117129. The reversal of 765551117120 is 21711155567.

It can be written as a sum of positive squares in 2 ways, for example, as 148459172416 + 617091944704 = 385304^2 + 785552^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (765551117129) 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 3 ways as a sum of consecutive naturals, for example, 1196173301 + ... + 1196173940.

Almost surely, 2^765551117120 is an apocalyptic number.

It is an amenable number.

765551117120 is an abundant number, since it is smaller than the sum of its proper divisors (1057417481284).

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

765551117120 is a wasteful number, since it uses less digits than its factorization.

765551117120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2392347258 (or 2392347248 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 41.

The spelling of 765551117120 in words is "seven hundred sixty-five billion, five hundred fifty-one million, one hundred seventeen thousand, one hundred twenty".