1005455459546 has 16 divisors (see below), whose sum is σ = 1532952358728. Its totient is φ = 494471822400.

The previous prime is 1005455459521. The next prime is 1005455459587. The reversal of 1005455459546 is 6459545545001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 152900550625 + 852554908921 = 391025^2 + 923339^2 .

It is a super-2 number, since 2×1005455459546² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4928996 + ... + 5128928.

Almost surely, 2^{1005455459546} is an apocalyptic number.

1005455459546 is a deficient number, since it is larger than the sum of its proper divisors (527496899182).

1005455459546 is a wasteful number, since it uses less digits than its factorization.

1005455459546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241217.

The product of its (nonzero) digits is 10800000, while the sum is 53.

The spelling of 1005455459546 in words is "one trillion, five billion, four hundred fifty-five million, four hundred fifty-nine thousand, five hundred forty-six".