427771941446 has 4 divisors (see below), whose sum is σ = 641657912172. Its totient is φ = 213885970722.

The previous prime is 427771941439. The next prime is 427771941461. The reversal of 427771941446 is 644149177724.

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

It is a junction number, because it is equal to n+sod(n) for n = 427771941391 and 427771941400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106942985360 + ... + 106942985363.

It is an arithmetic number, because the mean of its divisors is an integer number (160414478043).

Almost surely, 2^427771941446 is an apocalyptic number.

427771941446 is a deficient number, since it is larger than the sum of its proper divisors (213885970726).

427771941446 is a wasteful number, since it uses less digits than its factorization.

427771941446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213885970725.

The product of its digits is 9483264, while the sum is 56.

The spelling of 427771941446 in words is "four hundred twenty-seven billion, seven hundred seventy-one million, nine hundred forty-one thousand, four hundred forty-six".