56429307503 has 8 divisors (see below), whose sum is σ = 58096137360. Its totient is φ = 54769936320.

The previous prime is 56429307479. The next prime is 56429307541. The reversal of 56429307503 is 30570392465.

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-56429307503 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 (56429307553) 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, 1849313 + ... + 1879578.

It is an arithmetic number, because the mean of its divisors is an integer number (7262017170).

Almost surely, 2^56429307503 is an apocalyptic number.

56429307503 is a deficient number, since it is larger than the sum of its proper divisors (1666829857).

56429307503 is a wasteful number, since it uses less digits than its factorization.

56429307503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3729337.

The product of its (nonzero) digits is 680400, while the sum is 44.

Adding to 56429307503 its reverse (30570392465), we get a palindrome (86999699968).

The spelling of 56429307503 in words is "fifty-six billion, four hundred twenty-nine million, three hundred seven thousand, five hundred three".