27525030552 has 160 divisors (see below), whose sum is σ = 77865387600. Its totient is φ = 9083923200.

The previous prime is 27525030539. The next prime is 27525030571. The reversal of 27525030552 is 25503052572.

27525030552 is a `hidden beast` number, since 2 + 7 + 52 + 50 + 3 + 0 + 552 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 38821974 + ... + 38822682.

Almost surely, 2^27525030552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27525030552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38932693800).

27525030552 is an abundant number, since it is smaller than the sum of its proper divisors (50340357048).

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

27525030552 is a wasteful number, since it uses less digits than its factorization.

27525030552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239 (or 1226 counting only the distinct ones).

The product of its (nonzero) digits is 105000, while the sum is 36.

The spelling of 27525030552 in words is "twenty-seven billion, five hundred twenty-five million, thirty thousand, five hundred fifty-two".