5621646443124 has 48 divisors (see below), whose sum is σ = 13162550962176. Its totient is φ = 1867402332000.

The previous prime is 5621646443123. The next prime is 5621646443167. The reversal of 5621646443124 is 4213446461265.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5621646443123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18456829 + ... + 18758939.

It is an arithmetic number, because the mean of its divisors is an integer number (274219811712).

Almost surely, 2^{5621646443124} is an apocalyptic number.

It is an amenable number.

5621646443124 is an abundant number, since it is smaller than the sum of its proper divisors (7540904519052).

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

5621646443124 is a wasteful number, since it uses less digits than its factorization.

5621646443124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307476 (or 307474 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 48.

The spelling of 5621646443124 in words is "five trillion, six hundred twenty-one billion, six hundred forty-six million, four hundred forty-three thousand, one hundred twenty-four".