1055043013000 has 64 divisors (see below), whose sum is σ = 2470186368000. Its totient is φ = 421780331200.

The previous prime is 1055043012937. The next prime is 1055043013001. The reversal of 1055043013000 is 3103405501.

It is a happy number.

It is a super-2 number, since 2×1055043013000² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1055043013001) 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, 1491801 + ... + 2082199.

It is an arithmetic number, because the mean of its divisors is an integer number (38596662000).

Almost surely, 2^{1055043013000} is an apocalyptic number.

1055043013000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1055043013000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1235093184000).

1055043013000 is an abundant number, since it is smaller than the sum of its proper divisors (1415143355000).

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

1055043013000 is a wasteful number, since it uses less digits than its factorization.

1055043013000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592207 (or 592193 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

Adding to 1055043013000 its reverse (3103405501), we get a palindrome (1058146418501).

The spelling of 1055043013000 in words is "one trillion, fifty-five billion, forty-three million, thirteen thousand".