27135256152 has 32 divisors (see below), whose sum is σ = 70177388400. Its totient is φ = 8733185664.

The previous prime is 27135256139. The next prime is 27135256157. The reversal of 27135256152 is 25165253172.

It is a self number, because there is not a number n which added to its sum of digits gives 27135256152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27135256157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19493023 + ... + 19494414.

Almost surely, 2^27135256152 is an apocalyptic number.

It is an amenable number.

27135256152 is an abundant number, since it is smaller than the sum of its proper divisors (43042132248).

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

27135256152 is a wasteful number, since it uses less digits than its factorization.

27135256152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38987475 (or 38987471 counting only the distinct ones).

The product of its digits is 126000, while the sum is 39.

The spelling of 27135256152 in words is "twenty-seven billion, one hundred thirty-five million, two hundred fifty-six thousand, one hundred fifty-two".