47647342723636 has 12 divisors (see below), whose sum is σ = 84749781730180. Its totient is φ = 23433119372160.

The previous prime is 47647342723579. The next prime is 47647342723639. The reversal of 47647342723636 is 63632724374674.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18125029022500 + 29522313701136 = 4257350^2 + 5433444^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47647342723639) 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 3 ways as a sum of consecutive naturals, for example, 97637997141 + ... + 97637997628.

Almost surely, 2^{47647342723636} is an apocalyptic number.

It is an amenable number.

47647342723636 is a deficient number, since it is larger than the sum of its proper divisors (37102439006544).

47647342723636 is a wasteful number, since it uses less digits than its factorization.

47647342723636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195275994834 (or 195275994832 counting only the distinct ones).

The product of its digits is 512096256, while the sum is 64.

The spelling of 47647342723636 in words is "forty-seven trillion, six hundred forty-seven billion, three hundred forty-two million, seven hundred twenty-three thousand, six hundred thirty-six".