27015849928 has 32 divisors (see below), whose sum is σ = 53119294200. Its totient is φ = 12863467008.

The previous prime is 27015849923. The next prime is 27015849937. The reversal of 27015849928 is 82994851072.

It can be written as a sum of positive squares in 4 ways, for example, as 26962296804 + 53553124 = 164202^2 + 7318^2 .

It is a super-2 number, since 2×27015849928² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27015849923) 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, 780651 + ... + 814522.

Almost surely, 2^27015849928 is an apocalyptic number.

It is an amenable number.

27015849928 is a deficient number, since it is larger than the sum of its proper divisors (26103444272).

27015849928 is a wasteful number, since it uses less digits than its factorization.

27015849928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1595281 (or 1595277 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 55.

The spelling of 27015849928 in words is "twenty-seven billion, fifteen million, eight hundred forty-nine thousand, nine hundred twenty-eight".