27381758548 has 24 divisors (see below), whose sum is σ = 48505463552. Its totient is φ = 13523726304.

The previous prime is 27381758531. The next prime is 27381758557. The reversal of 27381758548 is 84585718372.

It is a junction number, because it is equal to n+sod(n) for n = 27381758492 and 27381758501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79861 + ... + 247267.

Almost surely, 2^27381758548 is an apocalyptic number.

It is an amenable number.

27381758548 is a deficient number, since it is larger than the sum of its proper divisors (21123705004).

27381758548 is a wasteful number, since it uses less digits than its factorization.

27381758548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167911 (or 167909 counting only the distinct ones).

The product of its digits is 15052800, while the sum is 58.

The spelling of 27381758548 in words is "twenty-seven billion, three hundred eighty-one million, seven hundred fifty-eight thousand, five hundred forty-eight".