54213865403 has 16 divisors (see below), whose sum is σ = 57281952000. Its totient is φ = 51167492640.

The previous prime is 54213865397. The next prime is 54213865411. The reversal of 54213865403 is 30456831245.

It is a cyclic number.

It is not a de Polignac number, because 54213865403 - 2³⁰ = 53140123579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54213865483) 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, 12255050 + ... + 12259472.

It is an arithmetic number, because the mean of its divisors is an integer number (3580122000).

Almost surely, 2^54213865403 is an apocalyptic number.

54213865403 is a deficient number, since it is larger than the sum of its proper divisors (3068086597).

54213865403 is a wasteful number, since it uses less digits than its factorization.

54213865403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6722.

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 54213865403 in words is "fifty-four billion, two hundred thirteen million, eight hundred sixty-five thousand, four hundred three".