2012443454345 has 8 divisors (see below), whose sum is σ = 2430925074240. Its totient is φ = 1599292810800.

The previous prime is 2012443454341. The next prime is 2012443454363. The reversal of 2012443454345 is 5434543442102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2012443454345 - 2² = 2012443454341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2012443454341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1332743255 + ... + 1332744764.

It is an arithmetic number, because the mean of its divisors is an integer number (303865634280).

Almost surely, 2^{2012443454345} is an apocalyptic number.

It is an amenable number.

2012443454345 is a deficient number, since it is larger than the sum of its proper divisors (418481619895).

2012443454345 is a wasteful number, since it uses less digits than its factorization.

2012443454345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2665488175.

The product of its (nonzero) digits is 921600, while the sum is 41.

Adding to 2012443454345 its reverse (5434543442102), we get a palindrome (7446986896447).

The spelling of 2012443454345 in words is "two trillion, twelve billion, four hundred forty-three million, four hundred fifty-four thousand, three hundred forty-five".