1054404544543 has 16 divisors (see below), whose sum is σ = 1231334438400. Its totient is φ = 884244160800.

The previous prime is 1054404544519. The next prime is 1054404544549. The reversal of 1054404544543 is 3454454044501.

It is not a de Polignac number, because 1054404544543 - 2⁵ = 1054404544511 is a prime.

It is a super-2 number, since 2×1054404544543² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1054404544543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1054404544549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8032368 + ... + 8162581.

It is an arithmetic number, because the mean of its divisors is an integer number (76958402400).

Almost surely, 2^{1054404544543} is an apocalyptic number.

1054404544543 is a deficient number, since it is larger than the sum of its proper divisors (176929893857).

1054404544543 is a wasteful number, since it uses less digits than its factorization.

1054404544543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16195158.

The product of its (nonzero) digits is 1536000, while the sum is 43.

The spelling of 1054404544543 in words is "one trillion, fifty-four billion, four hundred four million, five hundred forty-four thousand, five hundred forty-three".