427747662423 has 24 divisors (see below), whose sum is σ = 627134617200. Its totient is φ = 280884219264.

The previous prime is 427747662403. The next prime is 427747662427. The reversal of 427747662423 is 324266747724.

427747662423 is a `hidden beast` number, since 4 + 2 + 7 + 7 + 4 + 7 + 6 + 624 + 2 + 3 = 666.

It is not a de Polignac number, because 427747662423 - 2¹⁸ = 427747400279 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 427747662423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427747662427) 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, 9002613 + ... + 9050001.

It is an arithmetic number, because the mean of its divisors is an integer number (26130609050).

Almost surely, 2^427747662423 is an apocalyptic number.

427747662423 is a deficient number, since it is larger than the sum of its proper divisors (199386954777).

427747662423 is a wasteful number, since it uses less digits than its factorization.

427747662423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62431 (or 62428 counting only the distinct ones).

The product of its digits is 18966528, while the sum is 54.

The spelling of 427747662423 in words is "four hundred twenty-seven billion, seven hundred forty-seven million, six hundred sixty-two thousand, four hundred twenty-three".