56651248701 has 6 divisors (see below), whose sum is σ = 81829581470. Its totient is φ = 37767499128.

The previous prime is 56651248663. The next prime is 56651248721. The reversal of 56651248701 is 10784215665.

56651248701 is a `hidden beast` number, since 5 + 66 + 512 + 4 + 8 + 70 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 54556813476 + 2094435225 = 233574^2 + 45765^2 .

It is not a de Polignac number, because 56651248701 - 2¹⁰ = 56651247677 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 (56651248721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3147291586 + ... + 3147291603.

Almost surely, 2^56651248701 is an apocalyptic number.

It is an amenable number.

56651248701 is a deficient number, since it is larger than the sum of its proper divisors (25178332769).

56651248701 is a wasteful number, since it uses less digits than its factorization.

56651248701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6294583195 (or 6294583192 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The spelling of 56651248701 in words is "fifty-six billion, six hundred fifty-one million, two hundred forty-eight thousand, seven hundred one".