56814470642 has 8 divisors (see below), whose sum is σ = 85261295196. Its totient is φ = 28394038912.

The previous prime is 56814470641. The next prime is 56814470651. The reversal of 56814470642 is 24607441865.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 44579677321 + 12234793321 = 211139^2 + 110611^2 .

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

It is not an unprimeable number, because it can be changed into a prime (56814470641) 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, 6592823 + ... + 6601434.

Almost surely, 2^56814470642 is an apocalyptic number.

56814470642 is a deficient number, since it is larger than the sum of its proper divisors (28446824554).

56814470642 is a wasteful number, since it uses less digits than its factorization.

56814470642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13196412.

The product of its (nonzero) digits is 1290240, while the sum is 47.

The spelling of 56814470642 in words is "fifty-six billion, eight hundred fourteen million, four hundred seventy thousand, six hundred forty-two".