1244545004046 has 24 divisors (see below), whose sum is σ = 2626989736104. Its totient is φ = 393014211120.

The previous prime is 1244545003997. The next prime is 1244545004071. The reversal of 1244545004046 is 6404005454421.

It is a junction number, because it is equal to n+sod(n) for n = 1244545003995 and 1244545004013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 287288925 + ... + 287293256.

It is an arithmetic number, because the mean of its divisors is an integer number (109457905671).

Almost surely, 2^{1244545004046} is an apocalyptic number.

1244545004046 is an abundant number, since it is smaller than the sum of its proper divisors (1382444732058).

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

1244545004046 is a wasteful number, since it uses less digits than its factorization.

1244545004046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574582224 (or 574582205 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 39.

The spelling of 1244545004046 in words is "one trillion, two hundred forty-four billion, five hundred forty-five million, four thousand, forty-six".