54103338942479 has 4 divisors (see below), whose sum is σ = 54228288917376. Its totient is φ = 53978388967584.

The previous prime is 54103338942467. The next prime is 54103338942509. The reversal of 54103338942479 is 97424983330145.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54103338942479 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 (54103338942179) 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, 62474986799 + ... + 62474987664.

It is an arithmetic number, because the mean of its divisors is an integer number (13557072229344).

Almost surely, 2^{54103338942479} is an apocalyptic number.

54103338942479 is a deficient number, since it is larger than the sum of its proper divisors (124949974897).

54103338942479 is a wasteful number, since it uses less digits than its factorization.

54103338942479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124949974896.

The product of its (nonzero) digits is 78382080, while the sum is 62.

The spelling of 54103338942479 in words is "fifty-four trillion, one hundred three billion, three hundred thirty-eight million, nine hundred forty-two thousand, four hundred seventy-nine".