2043455323312 has 40 divisors (see below), whose sum is σ = 4263898204160. Its totient is φ = 943100029440.

The previous prime is 2043455323277. The next prime is 2043455323331. The reversal of 2043455323312 is 2133235543402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6338764 + ... + 6653332.

It is an arithmetic number, because the mean of its divisors is an integer number (106597455104).

Almost surely, 2^{2043455323312} is an apocalyptic number.

It is an amenable number.

2043455323312 is an abundant number, since it is smaller than the sum of its proper divisors (2220442880848).

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

2043455323312 is a wasteful number, since it uses less digits than its factorization.

2043455323312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345821 (or 345815 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 37.

The spelling of 2043455323312 in words is "two trillion, forty-three billion, four hundred fifty-five million, three hundred twenty-three thousand, three hundred twelve".