1005555046000 has 40 divisors (see below), whose sum is σ = 2431432106064. Its totient is φ = 402222017600.

The previous prime is 1005555045997. The next prime is 1005555046009. The reversal of 1005555046000 is 6405555001.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×1005555046000² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005555046009) by changing a digit.

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, 251386762 + ... + 251390761.

Almost surely, 2^{1005555046000} is an apocalyptic number.

1005555046000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1005555046000 is an abundant number, since it is smaller than the sum of its proper divisors (1425877060064).

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

1005555046000 is an equidigital number, since it uses as much as digits as its factorization.

1005555046000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502777546 (or 502777530 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 31.

The spelling of 1005555046000 in words is "one trillion, five billion, five hundred fifty-five million, forty-six thousand".