47996637644 has 12 divisors (see below), whose sum is σ = 84304059168. Its totient is φ = 23909763600.

The previous prime is 47996637617. The next prime is 47996637653. The reversal of 47996637644 is 44673669974.

It is an unprimeable number.

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, 22137587 + ... + 22139754.

It is an arithmetic number, because the mean of its divisors is an integer number (7025338264).

Almost surely, 2^47996637644 is an apocalyptic number.

It is an amenable number.

47996637644 is a deficient number, since it is larger than the sum of its proper divisors (36307421524).

47996637644 is a wasteful number, since it uses less digits than its factorization.

47996637644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44277616 (or 44277614 counting only the distinct ones).

The product of its digits is 164602368, while the sum is 65.

The spelling of 47996637644 in words is "forty-seven billion, nine hundred ninety-six million, six hundred thirty-seven thousand, six hundred forty-four".