27773477513 has 16 divisors (see below), whose sum is σ = 28653004800. Its totient is φ = 26909162640.

The previous prime is 27773477471. The next prime is 27773477519. The reversal of 27773477513 is 31577437772.

It is a cyclic number.

It is not a de Polignac number, because 27773477513 - 2¹² = 27773473417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27773477519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2104028 + ... + 2117186.

It is an arithmetic number, because the mean of its divisors is an integer number (1790812800).

Almost surely, 2^27773477513 is an apocalyptic number.

It is an amenable number.

27773477513 is a deficient number, since it is larger than the sum of its proper divisors (879527287).

27773477513 is a wasteful number, since it uses less digits than its factorization.

27773477513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13732.

The product of its digits is 6050520, while the sum is 53.

The spelling of 27773477513 in words is "twenty-seven billion, seven hundred seventy-three million, four hundred seventy-seven thousand, five hundred thirteen".