1056644490444 has 24 divisors (see below), whose sum is σ = 2465586106368. Its totient is φ = 352203073680.

The previous prime is 1056644490439. The next prime is 1056644490449. The reversal of 1056644490444 is 4440944466501.

1056644490444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1056644490439) and next prime (1056644490449).

It is a super-2 number, since 2×1056644490444² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056644490449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1091172 + ... + 1817675.

It is an arithmetic number, because the mean of its divisors is an integer number (102732754432).

Almost surely, 2^{1056644490444} is an apocalyptic number.

It is an amenable number.

1056644490444 is an abundant number, since it is smaller than the sum of its proper divisors (1408941615924).

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

1056644490444 is a wasteful number, since it uses less digits than its factorization.

1056644490444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2939125 (or 2939123 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 51.

The spelling of 1056644490444 in words is "one trillion, fifty-six billion, six hundred forty-four million, four hundred ninety thousand, four hundred forty-four".