5023421005544 has 8 divisors (see below), whose sum is σ = 9418914385410. Its totient is φ = 2511710502768.

The previous prime is 5023421005501. The next prime is 5023421005627. The reversal of 5023421005544 is 4455001243205.

It can be written as a sum of positive squares in only one way, i.e., 3774324188644 + 1249096816900 = 1942762^2 + 1117630^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313963812839 + ... + 313963812854.

Almost surely, 2^{5023421005544} is an apocalyptic number.

It is an amenable number.

5023421005544 is a deficient number, since it is larger than the sum of its proper divisors (4395493379866).

5023421005544 is a wasteful number, since it uses less digits than its factorization.

5023421005544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627927625699 (or 627927625695 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 5023421005544 its reverse (4455001243205), we get a palindrome (9478422248749).

The spelling of 5023421005544 in words is "five trillion, twenty-three billion, four hundred twenty-one million, five thousand, five hundred forty-four".