54021646104403 has 4 divisors (see below), whose sum is σ = 54021716770168. Its totient is φ = 54021575438640.

The previous prime is 54021646104397. The next prime is 54021646104407. The reversal of 54021646104403 is 30440164612045.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54021646104403 - 2⁹ = 54021646103891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54021646104407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34173501 + ... + 35719342.

It is an arithmetic number, because the mean of its divisors is an integer number (13505429192542).

Almost surely, 2^{54021646104403} is an apocalyptic number.

54021646104403 is a deficient number, since it is larger than the sum of its proper divisors (70665765).

54021646104403 is an equidigital number, since it uses as much as digits as its factorization.

54021646104403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70665764.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 54021646104403 in words is "fifty-four trillion, twenty-one billion, six hundred forty-six million, one hundred four thousand, four hundred three".