769238538560 has 28 divisors (see below), whose sum is σ = 1831749270708. Its totient is φ = 307695415296.

The previous prime is 769238538559. The next prime is 769238538569. The reversal of 769238538560 is 65835832967.

It can be written as a sum of positive squares in 2 ways, for example, as 177766797376 + 591471741184 = 421624^2 + 769072^2 .

It is a junction number, because it is equal to n+sod(n) for n = 769238538493 and 769238538502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (769238538569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1201934897 + ... + 1201935536.

It is an arithmetic number, because the mean of its divisors is an integer number (65419616811).

Almost surely, 2^769238538560 is an apocalyptic number.

It is an amenable number.

769238538560 is an abundant number, since it is smaller than the sum of its proper divisors (1062510732148).

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

769238538560 is a wasteful number, since it uses less digits than its factorization.

769238538560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2403870450 (or 2403870440 counting only the distinct ones).

The product of its (nonzero) digits is 65318400, while the sum is 62.

The spelling of 769238538560 in words is "seven hundred sixty-nine billion, two hundred thirty-eight million, five hundred thirty-eight thousand, five hundred sixty".