27047436828 has 24 divisors (see below), whose sum is σ = 63214674432. Its totient is φ = 9000956784.

The previous prime is 27047436827. The next prime is 27047436869. The reversal of 27047436828 is 82863474072.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27047436827) 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, 1849350 + ... + 1863917.

It is an arithmetic number, because the mean of its divisors is an integer number (2633944768).

Almost surely, 2^27047436828 is an apocalyptic number.

It is an amenable number.

27047436828 is an abundant number, since it is smaller than the sum of its proper divisors (36167237604).

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

27047436828 is a wasteful number, since it uses less digits than its factorization.

27047436828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3713881 (or 3713879 counting only the distinct ones).

The product of its (nonzero) digits is 3612672, while the sum is 51.

The spelling of 27047436828 in words is "twenty-seven billion, forty-seven million, four hundred thirty-six thousand, eight hundred twenty-eight".