27270162772 has 12 divisors (see below), whose sum is σ = 47723964820. Its totient is φ = 13634744256.

The previous prime is 27270162767. The next prime is 27270162779. The reversal of 27270162772 is 27726107272.

It can be written as a sum of positive squares in 2 ways, for example, as 9816053776 + 17454108996 = 99076^2 + 132114^2 .

It is a super-3 number, since 3×27270162772³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27270162779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218878 + ... + 320074.

Almost surely, 2^27270162772 is an apocalyptic number.

It is an amenable number.

27270162772 is a deficient number, since it is larger than the sum of its proper divisors (20453802048).

27270162772 is a wasteful number, since it uses less digits than its factorization.

27270162772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168570 (or 168568 counting only the distinct ones).

The product of its (nonzero) digits is 230496, while the sum is 43.

The spelling of 27270162772 in words is "twenty-seven billion, two hundred seventy million, one hundred sixty-two thousand, seven hundred seventy-two".