56475719438 has 4 divisors (see below), whose sum is σ = 84713579160. Its totient is φ = 28237859718.

The previous prime is 56475719423. The next prime is 56475719459. The reversal of 56475719438 is 83491757465.

56475719438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14118929858 + ... + 14118929861.

It is an arithmetic number, because the mean of its divisors is an integer number (21178394790).

Almost surely, 2^56475719438 is an apocalyptic number.

56475719438 is a deficient number, since it is larger than the sum of its proper divisors (28237859722).

56475719438 is a wasteful number, since it uses less digits than its factorization.

56475719438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28237859721.

The product of its digits is 25401600, while the sum is 59.

The spelling of 56475719438 in words is "fifty-six billion, four hundred seventy-five million, seven hundred nineteen thousand, four hundred thirty-eight".