427182774071 has 16 divisors (see below), whose sum is σ = 442102404480. Its totient is φ = 412537950720.

The previous prime is 427182774049. The next prime is 427182774103. The reversal of 427182774071 is 170477281724.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-427182774071 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 (427182074071) 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 15 ways as a sum of consecutive naturals, for example, 1061645 + ... + 1407641.

It is an arithmetic number, because the mean of its divisors is an integer number (27631400280).

Almost surely, 2^427182774071 is an apocalyptic number.

427182774071 is a deficient number, since it is larger than the sum of its proper divisors (14919630409).

427182774071 is a wasteful number, since it uses less digits than its factorization.

427182774071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346394.

The product of its (nonzero) digits is 1229312, while the sum is 50.

The spelling of 427182774071 in words is "four hundred twenty-seven billion, one hundred eighty-two million, seven hundred seventy-four thousand, seventy-one".