1608326265 has 48 divisors (see below), whose sum is σ = 3223741248. Its totient is φ = 678674304.

The previous prime is 1608326263. The next prime is 1608326281. The reversal of 1608326265 is 5626238061.

It is not a de Polignac number, because 1608326265 - 2¹ = 1608326263 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (1608326263) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74607 + ... + 93716.

It is an arithmetic number, because the mean of its divisors is an integer number (67161276).

Almost surely, 2^1608326265 is an apocalyptic number.

1608326265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1608326265 is an abundant number, since it is smaller than the sum of its proper divisors (1615414983).

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

1608326265 is a wasteful number, since it uses less digits than its factorization.

1608326265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168358 (or 168351 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 1608326265 is about 40103.9432599838. The cubic root of 1608326265 is about 1171.6324316570.

The spelling of 1608326265 in words is "one billion, six hundred eight million, three hundred twenty-six thousand, two hundred sixty-five".