27586049961 has 8 divisors (see below), whose sum is σ = 36782708704. Its totient is φ = 18390045600.

The previous prime is 27586049921. The next prime is 27586049983. The reversal of 27586049961 is 16994068572.

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

It is not a de Polignac number, because 27586049961 - 2²² = 27581855657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27586049921) 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, 54916 + ... + 241221.

It is an arithmetic number, because the mean of its divisors is an integer number (4597838588).

Almost surely, 2^27586049961 is an apocalyptic number.

It is an amenable number.

27586049961 is a deficient number, since it is larger than the sum of its proper divisors (9196658743).

27586049961 is a wasteful number, since it uses less digits than its factorization.

27586049961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327191.

The product of its (nonzero) digits is 6531840, while the sum is 57.

The spelling of 27586049961 in words is "twenty-seven billion, five hundred eighty-six million, forty-nine thousand, nine hundred sixty-one".