1485265680 has 80 divisors (see below), whose sum is σ = 5115922560. Its totient is φ = 396070272.

The previous prime is 1485265669. The next prime is 1485265681. The reversal of 1485265680 is 865625841.

1485265680 is a `hidden beast` number, since 1 + 4 + 85 + 2 + 6 + 568 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1485265681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 341652 + ... + 345971.

It is an arithmetic number, because the mean of its divisors is an integer number (63949032).

Almost surely, 2^1485265680 is an apocalyptic number.

1485265680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1485265680 is an abundant number, since it is smaller than the sum of its proper divisors (3630656880).

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

1485265680 is a wasteful number, since it uses less digits than its factorization.

1485265680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687645 (or 687633 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The square root of 1485265680 is about 38539.1447751504. The cubic root of 1485265680 is about 1140.9537724480.

The spelling of 1485265680 in words is "one billion, four hundred eighty-five million, two hundred sixty-five thousand, six hundred eighty".