265782378112 has 48 divisors (see below), whose sum is σ = 562466921670. Its totient is φ = 125074042880.

The previous prime is 265782378101. The next prime is 265782378119. The reversal of 265782378112 is 211873287562.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 235986094656 + 29796283456 = 485784^2 + 172616^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 265782378112.

It is not an unprimeable number, because it can be changed into a prime (265782378119) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3555439 + ... + 3629422.

Almost surely, 2^265782378112 is an apocalyptic number.

It is an amenable number.

265782378112 is an abundant number, since it is smaller than the sum of its proper divisors (296684543558).

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

265782378112 is an equidigital number, since it uses as much as digits as its factorization.

265782378112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7184909 (or 7184880 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 52.

The spelling of 265782378112 in words is "two hundred sixty-five billion, seven hundred eighty-two million, three hundred seventy-eight thousand, one hundred twelve".