27429236148 has 24 divisors (see below), whose sum is σ = 64014663328. Its totient is φ = 9141205536.

The previous prime is 27429236147. The next prime is 27429236179. The reversal of 27429236148 is 84163292472.

It is a junction number, because it is equal to n+sod(n) for n = 27429236097 and 27429236106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27429236147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172486 + ... + 290877.

Almost surely, 2^27429236148 is an apocalyptic number.

It is an amenable number.

27429236148 is an abundant number, since it is smaller than the sum of its proper divisors (36585427180).

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

27429236148 is a wasteful number, since it uses less digits than its factorization.

27429236148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468303 (or 468301 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 48.

The spelling of 27429236148 in words is "twenty-seven billion, four hundred twenty-nine million, two hundred thirty-six thousand, one hundred forty-eight".