27934064641 has 8 divisors (see below), whose sum is σ = 33802565760. Its totient is φ = 22535043648.

The previous prime is 27934064621. The next prime is 27934064659. The reversal of 27934064641 is 14646043972.

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 27934064641 - 2⁹ = 27934064129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27934064591 and 27934064600.

It is not an unprimeable number, because it can be changed into a prime (27934064621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117369901 + ... + 117370138.

It is an arithmetic number, because the mean of its divisors is an integer number (4225320720).

It is a Proth number, since it is equal to 1665 ⋅ 2²⁴ + 1 and 1665 < 2²⁴.

Almost surely, 2^27934064641 is an apocalyptic number.

It is an amenable number.

27934064641 is a deficient number, since it is larger than the sum of its proper divisors (5868501119).

27934064641 is a wasteful number, since it uses less digits than its factorization.

27934064641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234740063.

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 27934064641 in words is "twenty-seven billion, nine hundred thirty-four million, sixty-four thousand, six hundred forty-one".