1465725320 has 16 divisors (see below), whose sum is σ = 3297882060. Its totient is φ = 586290112.

The previous prime is 1465725319. The next prime is 1465725389. The reversal of 1465725320 is 235275641.

It can be written as a sum of positive squares in 2 ways, for example, as 1433531044 + 32194276 = 37862^2 + 5674^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18321527 + ... + 18321606.

Almost surely, 2^1465725320 is an apocalyptic number.

1465725320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1465725320 is an abundant number, since it is smaller than the sum of its proper divisors (1832156740).

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

1465725320 is a wasteful number, since it uses less digits than its factorization.

1465725320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36643144 (or 36643140 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 1465725320 is about 38284.7922810089. The cubic root of 1465725320 is about 1135.9281533117.

The spelling of 1465725320 in words is "one billion, four hundred sixty-five million, seven hundred twenty-five thousand, three hundred twenty".