1543426033340 has 12 divisors (see below), whose sum is σ = 3241194670056. Its totient is φ = 617370413328.

The previous prime is 1543426033333. The next prime is 1543426033349. The reversal of 1543426033340 is 433306243451.

It is a junction number, because it is equal to n+sod(n) for n = 1543426033294 and 1543426033303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1543426033349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38585650814 + ... + 38585650853.

It is an arithmetic number, because the mean of its divisors is an integer number (270099555838).

Almost surely, 2^{1543426033340} is an apocalyptic number.

1543426033340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1543426033340 is an abundant number, since it is smaller than the sum of its proper divisors (1697768636716).

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

1543426033340 is a wasteful number, since it uses less digits than its factorization.

1543426033340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77171301676 (or 77171301674 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 38.

The spelling of 1543426033340 in words is "one trillion, five hundred forty-three billion, four hundred twenty-six million, thirty-three thousand, three hundred forty".