427235764847 has 4 divisors (see below), whose sum is σ = 427241196960. Its totient is φ = 427230332736.

The previous prime is 427235764819. The next prime is 427235764859. The reversal of 427235764847 is 748467532724.

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

It is a cyclic number.

It is not a de Polignac number, because 427235764847 - 2⁶ = 427235764783 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 (427235764807) 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, 2596322 + ... + 2755967.

It is an arithmetic number, because the mean of its divisors is an integer number (106810299240).

Almost surely, 2^427235764847 is an apocalyptic number.

427235764847 is a deficient number, since it is larger than the sum of its proper divisors (5432113).

427235764847 is an equidigital number, since it uses as much as digits as its factorization.

427235764847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5432112.

The product of its digits is 63221760, while the sum is 59.

The spelling of 427235764847 in words is "four hundred twenty-seven billion, two hundred thirty-five million, seven hundred sixty-four thousand, eight hundred forty-seven".