56042100503 has 8 divisors (see below), whose sum is σ = 59031226800. Its totient is φ = 53056928448.

The previous prime is 56042100469. The next prime is 56042100523. The reversal of 56042100503 is 30500124065.

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-56042100503 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 (56042100523) 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 7 ways as a sum of consecutive naturals, for example, 959438 + ... + 1016171.

It is an arithmetic number, because the mean of its divisors is an integer number (7378903350).

Almost surely, 2^56042100503 is an apocalyptic number.

56042100503 is a deficient number, since it is larger than the sum of its proper divisors (2989126297).

56042100503 is a wasteful number, since it uses less digits than its factorization.

56042100503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1977121.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 56042100503 its reverse (30500124065), we get a palindrome (86542224568).

The spelling of 56042100503 in words is "fifty-six billion, forty-two million, one hundred thousand, five hundred three".