47730642556 has 12 divisors (see below), whose sum is σ = 83531084392. Its totient is φ = 23864618448.

The previous prime is 47730642523. The next prime is 47730642559. The reversal of 47730642556 is 65524603774.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47730642559) by changing a digit.

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, 4335 + ... + 308998.

Almost surely, 2^47730642556 is an apocalyptic number.

It is an amenable number.

47730642556 is a deficient number, since it is larger than the sum of its proper divisors (35800441836).

47730642556 is a wasteful number, since it uses less digits than its factorization.

47730642556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351420 (or 351418 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 49.

The spelling of 47730642556 in words is "forty-seven billion, seven hundred thirty million, six hundred forty-two thousand, five hundred fifty-six".