265326346340 has 24 divisors (see below), whose sum is σ = 607838539392. Its totient is φ = 96482307680.

The previous prime is 265326346333. The next prime is 265326346343. The reversal of 265326346340 is 43643623562.

265326346340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 265326346291 and 265326346300.

It is not an unprimeable number, because it can be changed into a prime (265326346343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 603014204 + ... + 603014643.

It is an arithmetic number, because the mean of its divisors is an integer number (25326605808).

Almost surely, 2^265326346340 is an apocalyptic number.

265326346340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

265326346340 is an abundant number, since it is smaller than the sum of its proper divisors (342512193052).

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

265326346340 is a wasteful number, since it uses less digits than its factorization.

265326346340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1206028867 (or 1206028865 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 44.

The spelling of 265326346340 in words is "two hundred sixty-five billion, three hundred twenty-six million, three hundred forty-six thousand, three hundred forty".