56721630603238 has 8 divisors (see below), whose sum is σ = 85089302453160. Its totient is φ = 28358529785520.

The previous prime is 56721630603203. The next prime is 56721630603269. The reversal of 56721630603238 is 83230603612765.

56721630603238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1142727028 + ... + 1142776663.

It is an arithmetic number, because the mean of its divisors is an integer number (10636162806645).

Almost surely, 2^{56721630603238} is an apocalyptic number.

56721630603238 is a deficient number, since it is larger than the sum of its proper divisors (28367671849922).

56721630603238 is a wasteful number, since it uses less digits than its factorization.

56721630603238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2285516102.

The product of its (nonzero) digits is 6531840, while the sum is 52.

The spelling of 56721630603238 in words is "fifty-six trillion, seven hundred twenty-one billion, six hundred thirty million, six hundred three thousand, two hundred thirty-eight".