3012521464644 has 48 divisors (see below), whose sum is σ = 7264383860160. Its totient is φ = 971012008960.

The previous prime is 3012521464633. The next prime is 3012521464649. The reversal of 3012521464644 is 4464641252103.

It is a junction number, because it is equal to n+sod(n) for n = 3012521464596 and 3012521464605.

It is not an unprimeable number, because it can be changed into a prime (3012521464649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27037374 + ... + 27148565.

It is an arithmetic number, because the mean of its divisors is an integer number (151341330420).

Almost surely, 2^{3012521464644} is an apocalyptic number.

It is an amenable number.

3012521464644 is an abundant number, since it is smaller than the sum of its proper divisors (4251862395516).

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

3012521464644 is a wasteful number, since it uses less digits than its factorization.

3012521464644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54186100 (or 54186098 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 42.

The spelling of 3012521464644 in words is "three trillion, twelve billion, five hundred twenty-one million, four hundred sixty-four thousand, six hundred forty-four".