1055544543012 has 48 divisors (see below), whose sum is σ = 2609734937600. Its totient is φ = 331122362400.

The previous prime is 1055544542999. The next prime is 1055544543029. The reversal of 1055544543012 is 2103454455501.

It is a super-2 number, since 2×1055544543012² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15295312 + ... + 15364167.

Almost surely, 2^{1055544543012} is an apocalyptic number.

1055544543012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1055544543012 is an abundant number, since it is smaller than the sum of its proper divisors (1554190394588).

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

1055544543012 is a wasteful number, since it uses less digits than its factorization.

1055544543012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30659656 (or 30659654 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 39.

Adding to 1055544543012 its reverse (2103454455501), we get a palindrome (3158998998513).

The spelling of 1055544543012 in words is "one trillion, fifty-five billion, five hundred forty-four million, five hundred forty-three thousand, twelve".