2012203526445 has 40 divisors (see below), whose sum is σ = 4122355590144. Its totient is φ = 919864467936.

The previous prime is 2012203526419. The next prime is 2012203526479. The reversal of 2012203526445 is 5446253022102.

2012203526445 is a `hidden beast` number, since 2 + 0 + 1 + 2 + 2 + 0 + 3 + 5 + 2 + 644 + 5 = 666.

It is not a de Polignac number, because 2012203526445 - 2⁶ = 2012203526381 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 354883149 + ... + 354888818.

Almost surely, 2^{2012203526445} is an apocalyptic number.

It is an amenable number.

2012203526445 is an abundant number, since it is smaller than the sum of its proper divisors (2110152063699).

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

2012203526445 is an equidigital number, since it uses as much as digits as its factorization.

2012203526445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709771991 (or 709771982 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 2012203526445 its reverse (5446253022102), we get a palindrome (7458456548547).

The spelling of 2012203526445 in words is "two trillion, twelve billion, two hundred three million, five hundred twenty-six thousand, four hundred forty-five".