1463665545 has 48 divisors (see below), whose sum is σ = 2636105472. Its totient is φ = 779103360.

The previous prime is 1463665481. The next prime is 1463665561. The reversal of 1463665545 is 5455663641.

1463665545 is a `hidden beast` number, since 1 + 4 + 636 + 6 + 5 + 5 + 4 + 5 = 666.

It is not a de Polignac number, because 1463665545 - 2⁶ = 1463665481 is a prime.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1463665545.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 923824 + ... + 925406.

It is an arithmetic number, because the mean of its divisors is an integer number (54918864).

Almost surely, 2^1463665545 is an apocalyptic number.

1463665545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1463665545 is a deficient number, since it is larger than the sum of its proper divisors (1172439927).

1463665545 is an equidigital number, since it uses as much as digits as its factorization.

1463665545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2364 (or 2352 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 45.

The square root of 1463665545 is about 38257.8821290463. The cubic root of 1463665545 is about 1135.3957995226.

The spelling of 1463665545 in words is "one billion, four hundred sixty-three million, six hundred sixty-five thousand, five hundred forty-five".