1044845978499 has 48 divisors (see below), whose sum is σ = 1622400822432. Its totient is φ = 645585583104.

The previous prime is 1044845978471. The next prime is 1044845978549. The reversal of 1044845978499 is 9948795484401.

1044845978499 is a `hidden beast` number, since 1 + 0 + 4 + 4 + 8 + 45 + 97 + 8 + 499 = 666.

1044845978499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1044845978499 - 2⁵ = 1044845978467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1044845978399) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 33330837 + ... + 33362169.

It is an arithmetic number, because the mean of its divisors is an integer number (33800017134).

Almost surely, 2^{1044845978499} is an apocalyptic number.

1044845978499 is a deficient number, since it is larger than the sum of its proper divisors (577554843933).

1044845978499 is a wasteful number, since it uses less digits than its factorization.

1044845978499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34676 (or 34673 counting only the distinct ones).

The product of its (nonzero) digits is 418037760, while the sum is 72.

The spelling of 1044845978499 in words is "one trillion, forty-four billion, eight hundred forty-five million, nine hundred seventy-eight thousand, four hundred ninety-nine".