47637783609680 has 40 divisors (see below), whose sum is σ = 120826742066784. Its totient is φ = 17322830403200.

The previous prime is 47637783609671. The next prime is 47637783609721. The reversal of 47637783609680 is 8690638773674.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 47637783609598 and 47637783609607.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 27066921626 + ... + 27066923385.

Almost surely, 2^{47637783609680} is an apocalyptic number.

47637783609680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

47637783609680 is an abundant number, since it is smaller than the sum of its proper divisors (73188958457104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47637783609680 is a wasteful number, since it uses less digits than its factorization.

47637783609680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54133845035 (or 54133845029 counting only the distinct ones).

The product of its (nonzero) digits is 1536288768, while the sum is 74.

The spelling of 47637783609680 in words is "forty-seven trillion, six hundred thirty-seven billion, seven hundred eighty-three million, six hundred nine thousand, six hundred eighty".