427032064742 has 4 divisors (see below), whose sum is σ = 640548097116. Its totient is φ = 213516032370.

The previous prime is 427032064699. The next prime is 427032064759. The reversal of 427032064742 is 247460230724.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 427032064742.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106758016184 + ... + 106758016187.

It is an arithmetic number, because the mean of its divisors is an integer number (160137024279).

Almost surely, 2^427032064742 is an apocalyptic number.

427032064742 is a deficient number, since it is larger than the sum of its proper divisors (213516032374).

427032064742 is a wasteful number, since it uses less digits than its factorization.

427032064742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213516032373.

The product of its (nonzero) digits is 451584, while the sum is 41.

The spelling of 427032064742 in words is "four hundred twenty-seven billion, thirty-two million, sixty-four thousand, seven hundred forty-two".