27765065330 has 24 divisors (see below), whose sum is σ = 50440045572. Its totient is φ = 11004088896.

The previous prime is 27765065303. The next prime is 27765065333. The reversal of 27765065330 is 3356056772.

It can be written as a sum of positive squares in 6 ways, for example, as 24715927369 + 3049137961 = 157213^2 + 55219^2 .

It is not an unprimeable number, because it can be changed into a prime (27765065333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1964 + ... + 235656.

Almost surely, 2^27765065330 is an apocalyptic number.

27765065330 is a deficient number, since it is larger than the sum of its proper divisors (22674980242).

27765065330 is a wasteful number, since it uses less digits than its factorization.

27765065330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233918 (or 233809 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 44.

The spelling of 27765065330 in words is "twenty-seven billion, seven hundred sixty-five million, sixty-five thousand, three hundred thirty".