27853033505 has 16 divisors (see below), whose sum is σ = 36468776448. Its totient is φ = 20253072000.

The previous prime is 27853033501. The next prime is 27853033513. The reversal of 27853033505 is 50533035872.

It is a happy number.

It is not a de Polignac number, because 27853033505 - 2² = 27853033501 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27853033501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 280400 + ... + 366510.

It is an arithmetic number, because the mean of its divisors is an integer number (2279298528).

Almost surely, 2^27853033505 is an apocalyptic number.

It is an amenable number.

27853033505 is a deficient number, since it is larger than the sum of its proper divisors (8615742943).

27853033505 is a wasteful number, since it uses less digits than its factorization.

27853033505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92008.

The product of its (nonzero) digits is 378000, while the sum is 41.

The spelling of 27853033505 in words is "twenty-seven billion, eight hundred fifty-three million, thirty-three thousand, five hundred five".