27525950138928 has 80 divisors (see below), whose sum is σ = 75470410272096. Its totient is φ = 8615079997440.

The previous prime is 27525950138887. The next prime is 27525950138957. The reversal of 27525950138928 is 82983105952572.

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, 39719151 + ... + 40406222.

Almost surely, 2^{27525950138928} is an apocalyptic number.

It is an amenable number.

27525950138928 is an abundant number, since it is smaller than the sum of its proper divisors (47944460133168).

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

27525950138928 is a wasteful number, since it uses less digits than its factorization.

27525950138928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80125822 (or 80125816 counting only the distinct ones).

The product of its (nonzero) digits is 108864000, while the sum is 66.

The spelling of 27525950138928 in words is "twenty-seven trillion, five hundred twenty-five billion, nine hundred fifty million, one hundred thirty-eight thousand, nine hundred twenty-eight".