1454445520040 has 16 divisors (see below), whose sum is σ = 3272502420180. Its totient is φ = 581778208000.

The previous prime is 1454445520027. The next prime is 1454445520063. The reversal of 1454445520040 is 400255444541.

It can be written as a sum of positive squares in 2 ways, for example, as 1224922124644 + 229523395396 = 1106762^2 + 479086^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1454445519976 and 1454445520003.

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 3 ways as a sum of consecutive naturals, for example, 18180568961 + ... + 18180569040.

Almost surely, 2^{1454445520040} is an apocalyptic number.

1454445520040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1454445520040 is an abundant number, since it is smaller than the sum of its proper divisors (1818056900140).

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

1454445520040 is a wasteful number, since it uses less digits than its factorization.

1454445520040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36361138012 (or 36361138008 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 38.

The spelling of 1454445520040 in words is "one trillion, four hundred fifty-four billion, four hundred forty-five million, five hundred twenty thousand, forty".