27270156916 has 24 divisors (see below), whose sum is σ = 49048745480. Its totient is φ = 13266464256.

The previous prime is 27270156829. The next prime is 27270156929. The reversal of 27270156916 is 61965107272.

It can be written as a sum of positive squares in 4 ways, for example, as 6765062500 + 20505094416 = 82250^2 + 143196^2 .

It is a super-2 number, since 2×27270156916² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135316 + ... + 269908.

Almost surely, 2^27270156916 is an apocalyptic number.

It is an amenable number.

27270156916 is a deficient number, since it is larger than the sum of its proper divisors (21778588564).

27270156916 is an equidigital number, since it uses as much as digits as its factorization.

27270156916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134708 (or 134632 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 46.

The spelling of 27270156916 in words is "twenty-seven billion, two hundred seventy million, one hundred fifty-six thousand, nine hundred sixteen".