27775229773 has 8 divisors (see below), whose sum is σ = 28135428480. Its totient is φ = 27415246560.

The previous prime is 27775229761. The next prime is 27775229821. The reversal of 27775229773 is 37792257772.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27775229773 - 2¹³ = 27775221581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27775224773) 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, 214161 + ... + 318457.

It is an arithmetic number, because the mean of its divisors is an integer number (3516928560).

Almost surely, 2^27775229773 is an apocalyptic number.

It is an amenable number.

27775229773 is a deficient number, since it is larger than the sum of its proper divisors (360198707).

27775229773 is a wasteful number, since it uses less digits than its factorization.

27775229773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107747.

The product of its digits is 18151560, while the sum is 58.

The spelling of 27775229773 in words is "twenty-seven billion, seven hundred seventy-five million, two hundred twenty-nine thousand, seven hundred seventy-three".