1484455785 has 16 divisors (see below), whose sum is σ = 2376470400. Its totient is φ = 791262720.

The previous prime is 1484455781. The next prime is 1484455813. The reversal of 1484455785 is 5875544841.

It is a happy number.

1484455785 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1484455785 - 2² = 1484455781 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1484455781) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 441 + ... + 54489.

It is an arithmetic number, because the mean of its divisors is an integer number (148529400).

Almost surely, 2^1484455785 is an apocalyptic number.

1484455785 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1484455785 is a deficient number, since it is larger than the sum of its proper divisors (892014615).

1484455785 is a wasteful number, since it uses less digits than its factorization.

1484455785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55888.

The product of its digits is 3584000, while the sum is 51.

The square root of 1484455785 is about 38528.6359088925. The cubic root of 1484455785 is about 1140.7463525957.

The spelling of 1484455785 in words is "one billion, four hundred eighty-four million, four hundred fifty-five thousand, seven hundred eighty-five".