27764046772 has 72 divisors (see below), whose sum is σ = 63004121600. Its totient is φ = 10468180800.

The previous prime is 27764046769. The next prime is 27764046809.

27764046772 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27147 + ... + 237202.

Almost surely, 2^27764046772 is an apocalyptic number.

27764046772 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

27764046772 is an abundant number, since it is smaller than the sum of its proper divisors (35240074828).

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

27764046772 is a wasteful number, since it uses less digits than its factorization.

27764046772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264413 (or 264400 counting only the distinct ones).

The product of its (nonzero) digits is 5531904, while the sum is 52.

The spelling of 27764046772 in words is "twenty-seven billion, seven hundred sixty-four million, forty-six thousand, seven hundred seventy-two".