4427457068511 has 24 divisors (see below), whose sum is σ = 6536622652560. Its totient is φ = 2886881227776.

The previous prime is 4427457068509. The next prime is 4427457068521. The reversal of 4427457068511 is 1158607547244.

It is a happy number.

4427457068511 is a `hidden beast` number, since 4 + 4 + 2 + 7 + 4 + 570 + 68 + 5 + 1 + 1 = 666.

It is not a de Polignac number, because 4427457068511 - 2¹ = 4427457068509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4427457068521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21057730 + ... + 21266943.

It is an arithmetic number, because the mean of its divisors is an integer number (272359277190).

Almost surely, 2^{4427457068511} is an apocalyptic number.

4427457068511 is a deficient number, since it is larger than the sum of its proper divisors (2109165584049).

4427457068511 is a wasteful number, since it uses less digits than its factorization.

4427457068511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42324935 (or 42324932 counting only the distinct ones).

The product of its (nonzero) digits is 7526400, while the sum is 54.

The spelling of 4427457068511 in words is "four trillion, four hundred twenty-seven billion, four hundred fifty-seven million, sixty-eight thousand, five hundred eleven".