54003323551 has 4 divisors (see below), whose sum is σ = 54018399232. Its totient is φ = 53988247872.

The previous prime is 54003323527. The next prime is 54003323557. The reversal of 54003323551 is 15532330045.

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 54003323551 - 2⁵ = 54003323519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54003323557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7532466 + ... + 7539631.

It is an arithmetic number, because the mean of its divisors is an integer number (13504599808).

Almost surely, 2^54003323551 is an apocalyptic number.

54003323551 is a deficient number, since it is larger than the sum of its proper divisors (15075681).

54003323551 is a wasteful number, since it uses less digits than its factorization.

54003323551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15075680.

The product of its (nonzero) digits is 27000, while the sum is 31.

Adding to 54003323551 its reverse (15532330045), we get a palindrome (69535653596).

The spelling of 54003323551 in words is "fifty-four billion, three million, three hundred twenty-three thousand, five hundred fifty-one".