1056443241540 has 48 divisors (see below), whose sum is σ = 2995484647680. Its totient is φ = 278152143360.

The previous prime is 1056443241499. The next prime is 1056443241541. The reversal of 1056443241540 is 451423446501.

It is a super-2 number, since 2×1056443241540² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056443241541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111434421 + ... + 111443900.

It is an arithmetic number, because the mean of its divisors is an integer number (62405930160).

Almost surely, 2^{1056443241540} is an apocalyptic number.

1056443241540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1056443241540 is an abundant number, since it is smaller than the sum of its proper divisors (1939041406140).

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

1056443241540 is a wasteful number, since it uses less digits than its factorization.

1056443241540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222878412 (or 222878410 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 39.

The spelling of 1056443241540 in words is "one trillion, fifty-six billion, four hundred forty-three million, two hundred forty-one thousand, five hundred forty".