427661060927 has 4 divisors (see below), whose sum is σ = 427662659736. Its totient is φ = 427659462120.

The previous prime is 427661060909. The next prime is 427661060941. The reversal of 427661060927 is 729060166724.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-427661060927 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 (427661060027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289949 + ... + 969222.

It is an arithmetic number, because the mean of its divisors is an integer number (106915664934).

Almost surely, 2^427661060927 is an apocalyptic number.

427661060927 is a deficient number, since it is larger than the sum of its proper divisors (1598809).

427661060927 is a wasteful number, since it uses less digits than its factorization.

427661060927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1598808.

The product of its (nonzero) digits is 1524096, while the sum is 50.

The spelling of 427661060927 in words is "four hundred twenty-seven billion, six hundred sixty-one million, sixty thousand, nine hundred twenty-seven".