27871304787004 has 48 divisors (see below), whose sum is σ = 55976624245696. Its totient is φ = 11894795827200.

The previous prime is 27871304786989. The next prime is 27871304787143. The reversal of 27871304787004 is 40078740317872.

It is a self number, because there is not a number n which added to its sum of digits gives 27871304787004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4884844 + ... + 8922124.

Almost surely, 2^{27871304787004} is an apocalyptic number.

It is an amenable number.

27871304787004 is an abundant number, since it is smaller than the sum of its proper divisors (28105319458692).

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

27871304787004 is a wasteful number, since it uses less digits than its factorization.

27871304787004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4038326 (or 4038324 counting only the distinct ones).

The product of its (nonzero) digits is 14751744, while the sum is 58.

The spelling of 27871304787004 in words is "twenty-seven trillion, eight hundred seventy-one billion, three hundred four million, seven hundred eighty-seven thousand, four".