550013652503 has 16 divisors (see below), whose sum is σ = 632121188160. Its totient is φ = 468791801856.

The previous prime is 550013652491. The next prime is 550013652511. The reversal of 550013652503 is 305256310055.

It is a de Polignac number, because none of the positive numbers 2^k-550013652503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550013651503) 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, 3031301 + ... + 3207617.

It is an arithmetic number, because the mean of its divisors is an integer number (39507574260).

Almost surely, 2^550013652503 is an apocalyptic number.

550013652503 is a deficient number, since it is larger than the sum of its proper divisors (82107535657).

550013652503 is a wasteful number, since it uses less digits than its factorization.

550013652503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178826.

The product of its (nonzero) digits is 67500, while the sum is 35.

Adding to 550013652503 its reverse (305256310055), we get a palindrome (855269962558).

The spelling of 550013652503 in words is "five hundred fifty billion, thirteen million, six hundred fifty-two thousand, five hundred three".