427752775445 has 16 divisors (see below), whose sum is σ = 531065324160. Its totient is φ = 330363641664.

The previous prime is 427752775433. The next prime is 427752775459. The reversal of 427752775445 is 544577257724.

It is a cyclic number.

It is not a de Polignac number, because 427752775445 - 2⁶ = 427752775381 is a prime.

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 in 15 ways as a sum of consecutive naturals, for example, 1109534 + ... + 1444496.

It is an arithmetic number, because the mean of its divisors is an integer number (33191582760).

Almost surely, 2^427752775445 is an apocalyptic number.

It is an amenable number.

427752775445 is a deficient number, since it is larger than the sum of its proper divisors (103312548715).

427752775445 is a wasteful number, since it uses less digits than its factorization.

427752775445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343804.

The product of its digits is 76832000, while the sum is 59.

The spelling of 427752775445 in words is "four hundred twenty-seven billion, seven hundred fifty-two million, seven hundred seventy-five thousand, four hundred forty-five".