54216215303603 has 4 divisors (see below), whose sum is σ = 54248239059168. Its totient is φ = 54184191548040.

The previous prime is 54216215303597. The next prime is 54216215303689. The reversal of 54216215303603 is 30630351261245.

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 54216215303603 - 2⁶ = 54216215303539 is a prime.

It is a super-2 number, since 2×54216215303603² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54216215303693) 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, 16011875243 + ... + 16011878628.

It is an arithmetic number, because the mean of its divisors is an integer number (13562059764792).

Almost surely, 2^{54216215303603} is an apocalyptic number.

54216215303603 is a deficient number, since it is larger than the sum of its proper divisors (32023755565).

54216215303603 is a wasteful number, since it uses less digits than its factorization.

54216215303603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32023755564.

The product of its (nonzero) digits is 388800, while the sum is 41.

Adding to 54216215303603 its reverse (30630351261245), we get a palindrome (84846566564848).

The spelling of 54216215303603 in words is "fifty-four trillion, two hundred sixteen billion, two hundred fifteen million, three hundred three thousand, six hundred three".