2012405320544 has 12 divisors (see below), whose sum is σ = 3961922974884. Its totient is φ = 1006202660256.

The previous prime is 2012405320543. The next prime is 2012405320561. The reversal of 2012405320544 is 4450235042102.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 62887666267 = 2012405320544 / (2 + 0 + 1 + 2 + 4 + 0 + 5 + 3 + 2 + 0 + 5 + 4 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 2012405320544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012405320543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31443833102 + ... + 31443833165.

It is an arithmetic number, because the mean of its divisors is an integer number (330160247907).

Almost surely, 2^{2012405320544} is an apocalyptic number.

It is an amenable number.

2012405320544 is a deficient number, since it is larger than the sum of its proper divisors (1949517654340).

2012405320544 is an equidigital number, since it uses as much as digits as its factorization.

2012405320544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62887666277 (or 62887666269 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

The spelling of 2012405320544 in words is "two trillion, twelve billion, four hundred five million, three hundred twenty thousand, five hundred forty-four".