5644421022123 has 32 divisors (see below), whose sum is σ = 9037854504000. Its totient is φ = 3460950125568.

The previous prime is 5644421022113. The next prime is 5644421022139. The reversal of 5644421022123 is 3212201244465.

5644421022123 is a `hidden beast` number, since 5 + 6 + 4 + 4 + 421 + 0 + 221 + 2 + 3 = 666.

It is not a de Polignac number, because 5644421022123 - 2¹⁴ = 5644421005739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5644421022113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28929798 + ... + 29124251.

It is an arithmetic number, because the mean of its divisors is an integer number (282432953250).

Almost surely, 2^{5644421022123} is an apocalyptic number.

5644421022123 is a deficient number, since it is larger than the sum of its proper divisors (3393433481877).

5644421022123 is a wasteful number, since it uses less digits than its factorization.

5644421022123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58054348 (or 58054342 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 5644421022123 its reverse (3212201244465), we get a palindrome (8856622266588).

The spelling of 5644421022123 in words is "five trillion, six hundred forty-four billion, four hundred twenty-one million, twenty-two thousand, one hundred twenty-three".