55303007603 has 8 divisors (see below), whose sum is σ = 55903347360. Its totient is φ = 54703284480.

The previous prime is 55303007527. The next prime is 55303007621. The reversal of 55303007603 is 30670030355.

55303007603 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55303007603 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55303007603.

It is not an unprimeable number, because it can be changed into a prime (55303007623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27338 + ... + 333696.

It is an arithmetic number, because the mean of its divisors is an integer number (6987918420).

Almost surely, 2^55303007603 is an apocalyptic number.

55303007603 is a deficient number, since it is larger than the sum of its proper divisors (600339757).

55303007603 is a wasteful number, since it uses less digits than its factorization.

55303007603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308317.

The product of its (nonzero) digits is 28350, while the sum is 32.

Adding to 55303007603 its reverse (30670030355), we get a palindrome (85973037958).

The spelling of 55303007603 in words is "fifty-five billion, three hundred three million, seven thousand, six hundred three".