47743666663 has 16 divisors (see below), whose sum is σ = 60339983616. Its totient is φ = 36693224640.

The previous prime is 47743666661. The next prime is 47743666667. The reversal of 47743666663 is 36666634774.

It is a cyclic number.

It is not a de Polignac number, because 47743666663 - 2¹ = 47743666661 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 47743666598 and 47743666607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47743666661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4241281 + ... + 4252522.

It is an arithmetic number, because the mean of its divisors is an integer number (3771248976).

Almost surely, 2^47743666663 is an apocalyptic number.

47743666663 is a deficient number, since it is larger than the sum of its proper divisors (12596316953).

47743666663 is a wasteful number, since it uses less digits than its factorization.

47743666663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8493894.

The product of its digits is 54867456, while the sum is 58.

The spelling of 47743666663 in words is "forty-seven billion, seven hundred forty-three million, six hundred sixty-six thousand, six hundred sixty-three".