427560184991 has 8 divisors (see below), whose sum is σ = 428242473120. Its totient is φ = 426878226432.

The previous prime is 427560184981. The next prime is 427560184999. The reversal of 427560184991 is 199481065724.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-427560184991 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 (427560184999) 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, 2582771 + ... + 2743323.

It is an arithmetic number, because the mean of its divisors is an integer number (53530309140).

Almost surely, 2^427560184991 is an apocalyptic number.

427560184991 is a deficient number, since it is larger than the sum of its proper divisors (682288129).

427560184991 is a wasteful number, since it uses less digits than its factorization.

427560184991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164785.

The product of its (nonzero) digits is 4354560, while the sum is 56.

The spelling of 427560184991 in words is "four hundred twenty-seven billion, five hundred sixty million, one hundred eighty-four thousand, nine hundred ninety-one".