56315628103 has 4 divisors (see below), whose sum is σ = 64360717840. Its totient is φ = 48270538368.

The previous prime is 56315628097. The next prime is 56315628143. The reversal of 56315628103 is 30182651365.

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 56315628103 - 2⁵ = 56315628071 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 (56315628143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4022544858 + ... + 4022544871.

It is an arithmetic number, because the mean of its divisors is an integer number (16090179460).

Almost surely, 2^56315628103 is an apocalyptic number.

56315628103 is a deficient number, since it is larger than the sum of its proper divisors (8045089737).

56315628103 is an equidigital number, since it uses as much as digits as its factorization.

56315628103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8045089736.

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 56315628103 in words is "fifty-six billion, three hundred fifteen million, six hundred twenty-eight thousand, one hundred three".