56035445503 has 4 divisors (see below), whose sum is σ = 57402163728. Its totient is φ = 54668727280.

The previous prime is 56035445497. The next prime is 56035445507. The reversal of 56035445503 is 30554453065.

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 56035445503 - 2²⁹ = 55498574591 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 (56035445507) 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, 683359051 + ... + 683359132.

It is an arithmetic number, because the mean of its divisors is an integer number (14350540932).

Almost surely, 2^56035445503 is an apocalyptic number.

56035445503 is a deficient number, since it is larger than the sum of its proper divisors (1366718225).

56035445503 is a wasteful number, since it uses less digits than its factorization.

56035445503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366718224.

The product of its (nonzero) digits is 540000, while the sum is 40.

Adding to 56035445503 its reverse (30554453065), we get a palindrome (86589898568).

The spelling of 56035445503 in words is "fifty-six billion, thirty-five million, four hundred forty-five thousand, five hundred three".